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Finding the Fourth Proportional to 69,374.78, 95,737.19 and 37,543.68

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Solution

The fourth proportional to 69,374.78, 95,737.19 and 37,543.68 is: 51,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,374.78 : 95,737.19 = 37,543.68 : x
  2. Step 2: Convert to fraction form
    69,374.78/95,737.19 = 37,543.68/x
  3. Step 3: Cross multiply
    69,374.78x = 95,737.19 × 37,543.68
  4. Step 4: Simplify right side
    69,374.78x = 3,594,326,425.46
  5. Step 5: Solve for x
    x = 3,594,326,425.46/69,374.78
  6. Step 6: Final answer
    x = 51,810.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.