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Finding the Fourth Proportional to 59,902.20, 89,820.90 and 24,845.40

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Solution

The fourth proportional to 59,902.20, 89,820.90 and 24,845.40 is: 37,254.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,902.20 : 89,820.90 = 24,845.40 : x
  2. Step 2: Convert to fraction form
    59,902.20/89,820.90 = 24,845.40/x
  3. Step 3: Cross multiply
    59,902.20x = 89,820.90 × 24,845.40
  4. Step 4: Simplify right side
    59,902.20x = 2,231,636,188.86
  5. Step 5: Solve for x
    x = 2,231,636,188.86/59,902.20
  6. Step 6: Final answer
    x = 37,254.66

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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.