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Finding the Fourth Proportional to 62,896.38, 86,808.15 and 37,747.50

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Solution

The fourth proportional to 62,896.38, 86,808.15 and 37,747.50 is: 52,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,896.38 : 86,808.15 = 37,747.50 : x
  2. Step 2: Convert to fraction form
    62,896.38/86,808.15 = 37,747.50/x
  3. Step 3: Cross multiply
    62,896.38x = 86,808.15 × 37,747.50
  4. Step 4: Simplify right side
    62,896.38x = 3,276,790,642.13
  5. Step 5: Solve for x
    x = 3,276,790,642.13/62,896.38
  6. Step 6: Final answer
    x = 52,098.24

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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.