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Finding the Fourth Proportional to 173,773.80, 260,691.54 and 61,519.08

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Solution

The fourth proportional to 173,773.80, 260,691.54 and 61,519.08 is: 92,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,773.80 : 260,691.54 = 61,519.08 : x
  2. Step 2: Convert to fraction form
    173,773.80/260,691.54 = 61,519.08/x
  3. Step 3: Cross multiply
    173,773.80x = 260,691.54 × 61,519.08
  4. Step 4: Simplify right side
    173,773.80x = 16,037,503,704.58
  5. Step 5: Solve for x
    x = 16,037,503,704.58/173,773.80
  6. Step 6: Final answer
    x = 92,289.54

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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.