Home / 178,156.20-267,236.54-53,489.96

Finding the Fourth Proportional to 178,156.20, 267,236.54 and 53,489.96

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Solution

The fourth proportional to 178,156.20, 267,236.54 and 53,489.96 is: 80,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,156.20 : 267,236.54 = 53,489.96 : x
  2. Step 2: Convert to fraction form
    178,156.20/267,236.54 = 53,489.96/x
  3. Step 3: Cross multiply
    178,156.20x = 267,236.54 × 53,489.96
  4. Step 4: Simplify right side
    178,156.20x = 14,294,471,835.14
  5. Step 5: Solve for x
    x = 14,294,471,835.14/178,156.20
  6. Step 6: Final answer
    x = 80,235.61

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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.