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Finding the Fourth Proportional to 50,359.99, 69,495.19 and 27,698.83

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Solution

The fourth proportional to 50,359.99, 69,495.19 and 27,698.83 is: 38,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,359.99 : 69,495.19 = 27,698.83 : x
  2. Step 2: Convert to fraction form
    50,359.99/69,495.19 = 27,698.83/x
  3. Step 3: Cross multiply
    50,359.99x = 69,495.19 × 27,698.83
  4. Step 4: Simplify right side
    50,359.99x = 1,924,935,453.63
  5. Step 5: Solve for x
    x = 1,924,935,453.63/50,359.99
  6. Step 6: Final answer
    x = 38,223.51

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.