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Finding the Fourth Proportional to 62,687.52, 93,964.88 and 29,379.52

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Solution

The fourth proportional to 62,687.52, 93,964.88 and 29,379.52 is: 44,038.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,687.52 : 93,964.88 = 29,379.52 : x
  2. Step 2: Convert to fraction form
    62,687.52/93,964.88 = 29,379.52/x
  3. Step 3: Cross multiply
    62,687.52x = 93,964.88 × 29,379.52
  4. Step 4: Simplify right side
    62,687.52x = 2,760,643,071.26
  5. Step 5: Solve for x
    x = 2,760,643,071.26/62,687.52
  6. Step 6: Final answer
    x = 44,038.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.