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Finding the Fourth Proportional to 62,033.89, 93,089.10 and 28,747.75

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Solution

The fourth proportional to 62,033.89, 93,089.10 and 28,747.75 is: 43,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,033.89 : 93,089.10 = 28,747.75 : x
  2. Step 2: Convert to fraction form
    62,033.89/93,089.10 = 28,747.75/x
  3. Step 3: Cross multiply
    62,033.89x = 93,089.10 × 28,747.75
  4. Step 4: Simplify right side
    62,033.89x = 2,676,102,049.61
  5. Step 5: Solve for x
    x = 2,676,102,049.61/62,033.89
  6. Step 6: Final answer
    x = 43,139.36

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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.