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Finding the Fourth Proportional to 50,483.79, 69,668.11 and 27,823.61

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Solution

The fourth proportional to 50,483.79, 69,668.11 and 27,823.61 is: 38,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,483.79 : 69,668.11 = 27,823.61 : x
  2. Step 2: Convert to fraction form
    50,483.79/69,668.11 = 27,823.61/x
  3. Step 3: Cross multiply
    50,483.79x = 69,668.11 × 27,823.61
  4. Step 4: Simplify right side
    50,483.79x = 1,938,418,322.08
  5. Step 5: Solve for x
    x = 1,938,418,322.08/50,483.79
  6. Step 6: Final answer
    x = 38,396.85

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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.