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Finding the Fourth Proportional to 74,468.52, 111,706.92 and 24,546.60

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Solution

The fourth proportional to 74,468.52, 111,706.92 and 24,546.60 is: 36,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,468.52 : 111,706.92 = 24,546.60 : x
  2. Step 2: Convert to fraction form
    74,468.52/111,706.92 = 24,546.60/x
  3. Step 3: Cross multiply
    74,468.52x = 111,706.92 × 24,546.60
  4. Step 4: Simplify right side
    74,468.52x = 2,742,025,082.47
  5. Step 5: Solve for x
    x = 2,742,025,082.47/74,468.52
  6. Step 6: Final answer
    x = 36,821.26

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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.