Home / 178,087.68-267,145.38-51,729.96

Finding the Fourth Proportional to 178,087.68, 267,145.38 and 51,729.96

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Solution

The fourth proportional to 178,087.68, 267,145.38 and 51,729.96 is: 77,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,087.68 : 267,145.38 = 51,729.96 : x
  2. Step 2: Convert to fraction form
    178,087.68/267,145.38 = 51,729.96/x
  3. Step 3: Cross multiply
    178,087.68x = 267,145.38 × 51,729.96
  4. Step 4: Simplify right side
    178,087.68x = 13,819,419,821.58
  5. Step 5: Solve for x
    x = 13,819,419,821.58/178,087.68
  6. Step 6: Final answer
    x = 77,598.97

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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.