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Finding the Fourth Proportional to 101,505.44, 152,432.40 and 62,292.80

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Solution

The fourth proportional to 101,505.44, 152,432.40 and 62,292.80 is: 93,546.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,505.44 : 152,432.40 = 62,292.80 : x
  2. Step 2: Convert to fraction form
    101,505.44/152,432.40 = 62,292.80/x
  3. Step 3: Cross multiply
    101,505.44x = 152,432.40 × 62,292.80
  4. Step 4: Simplify right side
    101,505.44x = 9,495,441,006.72
  5. Step 5: Solve for x
    x = 9,495,441,006.72/101,505.44
  6. Step 6: Final answer
    x = 93,546.13

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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.