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Finding the Fourth Proportional to 43,269.96, 59,691.72 and 25,353.84

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Solution

The fourth proportional to 43,269.96, 59,691.72 and 25,353.84 is: 34,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,269.96 : 59,691.72 = 25,353.84 : x
  2. Step 2: Convert to fraction form
    43,269.96/59,691.72 = 25,353.84/x
  3. Step 3: Cross multiply
    43,269.96x = 59,691.72 × 25,353.84
  4. Step 4: Simplify right side
    43,269.96x = 1,513,414,318.20
  5. Step 5: Solve for x
    x = 1,513,414,318.20/43,269.96
  6. Step 6: Final answer
    x = 34,976.10

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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.