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Finding the Fourth Proportional to 62,530.88, 93,752.56 and 31,349.12

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Solution

The fourth proportional to 62,530.88, 93,752.56 and 31,349.12 is: 47,001.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,530.88 : 93,752.56 = 31,349.12 : x
  2. Step 2: Convert to fraction form
    62,530.88/93,752.56 = 31,349.12/x
  3. Step 3: Cross multiply
    62,530.88x = 93,752.56 × 31,349.12
  4. Step 4: Simplify right side
    62,530.88x = 2,939,060,253.75
  5. Step 5: Solve for x
    x = 2,939,060,253.75/62,530.88
  6. Step 6: Final answer
    x = 47,001.74

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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.