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Finding the Fourth Proportional to 74,340.52, 102,543.25 and 44,104.43

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Solution

The fourth proportional to 74,340.52, 102,543.25 and 44,104.43 is: 60,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,340.52 : 102,543.25 = 44,104.43 : x
  2. Step 2: Convert to fraction form
    74,340.52/102,543.25 = 44,104.43/x
  3. Step 3: Cross multiply
    74,340.52x = 102,543.25 × 44,104.43
  4. Step 4: Simplify right side
    74,340.52x = 4,522,611,737.69
  5. Step 5: Solve for x
    x = 4,522,611,737.69/74,340.52
  6. Step 6: Final answer
    x = 60,836.43

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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.