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Finding the Fourth Proportional to 58,668.74, 80,933.05 and 37,122.17

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Solution

The fourth proportional to 58,668.74, 80,933.05 and 37,122.17 is: 51,209.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,668.74 : 80,933.05 = 37,122.17 : x
  2. Step 2: Convert to fraction form
    58,668.74/80,933.05 = 37,122.17/x
  3. Step 3: Cross multiply
    58,668.74x = 80,933.05 × 37,122.17
  4. Step 4: Simplify right side
    58,668.74x = 3,004,410,550.25
  5. Step 5: Solve for x
    x = 3,004,410,550.25/58,668.74
  6. Step 6: Final answer
    x = 51,209.74

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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.