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Finding the Fourth Proportional to 62,499.63, 93,720.28 and 36,211.89

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Solution

The fourth proportional to 62,499.63, 93,720.28 and 36,211.89 is: 54,300.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,499.63 : 93,720.28 = 36,211.89 : x
  2. Step 2: Convert to fraction form
    62,499.63/93,720.28 = 36,211.89/x
  3. Step 3: Cross multiply
    62,499.63x = 93,720.28 × 36,211.89
  4. Step 4: Simplify right side
    62,499.63x = 3,393,788,470.13
  5. Step 5: Solve for x
    x = 3,393,788,470.13/62,499.63
  6. Step 6: Final answer
    x = 54,300.94

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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.