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Finding the Fourth Proportional to 70,755.52, 97,587.34 and 43,882.96

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Solution

The fourth proportional to 70,755.52, 97,587.34 and 43,882.96 is: 60,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,755.52 : 97,587.34 = 43,882.96 : x
  2. Step 2: Convert to fraction form
    70,755.52/97,587.34 = 43,882.96/x
  3. Step 3: Cross multiply
    70,755.52x = 97,587.34 × 43,882.96
  4. Step 4: Simplify right side
    70,755.52x = 4,282,421,337.73
  5. Step 5: Solve for x
    x = 4,282,421,337.73/70,755.52
  6. Step 6: Final answer
    x = 60,524.20

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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.