Home / 178,429.87-267,560.06-103,572.96

Finding the Fourth Proportional to 178,429.87, 267,560.06 and 103,572.96

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Solution

The fourth proportional to 178,429.87, 267,560.06 and 103,572.96 is: 155,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,429.87 : 267,560.06 = 103,572.96 : x
  2. Step 2: Convert to fraction form
    178,429.87/267,560.06 = 103,572.96/x
  3. Step 3: Cross multiply
    178,429.87x = 267,560.06 × 103,572.96
  4. Step 4: Simplify right side
    178,429.87x = 27,711,987,958.39
  5. Step 5: Solve for x
    x = 27,711,987,958.39/178,429.87
  6. Step 6: Final answer
    x = 155,310.25

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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.