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Finding the Fourth Proportional to 173,045.70, 259,374.15 and 88,773.30

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Solution

The fourth proportional to 173,045.70, 259,374.15 and 88,773.30 is: 133,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,045.70 : 259,374.15 = 88,773.30 : x
  2. Step 2: Convert to fraction form
    173,045.70/259,374.15 = 88,773.30/x
  3. Step 3: Cross multiply
    173,045.70x = 259,374.15 × 88,773.30
  4. Step 4: Simplify right side
    173,045.70x = 23,025,499,230.20
  5. Step 5: Solve for x
    x = 23,025,499,230.20/173,045.70
  6. Step 6: Final answer
    x = 133,060.22

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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.