Home / 178,123.15-267,202.26-51,764.50

Finding the Fourth Proportional to 178,123.15, 267,202.26 and 51,764.50

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Solution

The fourth proportional to 178,123.15, 267,202.26 and 51,764.50 is: 77,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,123.15 : 267,202.26 = 51,764.50 : x
  2. Step 2: Convert to fraction form
    178,123.15/267,202.26 = 51,764.50/x
  3. Step 3: Cross multiply
    178,123.15x = 267,202.26 × 51,764.50
  4. Step 4: Simplify right side
    178,123.15x = 13,831,591,387.77
  5. Step 5: Solve for x
    x = 13,831,591,387.77/178,123.15
  6. Step 6: Final answer
    x = 77,651.85

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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.