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Finding the Fourth Proportional to 59,385.60, 89,056.80 and 29,793.60

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Solution

The fourth proportional to 59,385.60, 89,056.80 and 29,793.60 is: 44,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,385.60 : 89,056.80 = 29,793.60 : x
  2. Step 2: Convert to fraction form
    59,385.60/89,056.80 = 29,793.60/x
  3. Step 3: Cross multiply
    59,385.60x = 89,056.80 × 29,793.60
  4. Step 4: Simplify right side
    59,385.60x = 2,653,322,676.48
  5. Step 5: Solve for x
    x = 2,653,322,676.48/59,385.60
  6. Step 6: Final answer
    x = 44,679.56

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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.