Home / 178,255.87-267,384.42-45,136.07

Finding the Fourth Proportional to 178,255.87, 267,384.42 and 45,136.07

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Solution

The fourth proportional to 178,255.87, 267,384.42 and 45,136.07 is: 67,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,255.87 : 267,384.42 = 45,136.07 : x
  2. Step 2: Convert to fraction form
    178,255.87/267,384.42 = 45,136.07/x
  3. Step 3: Cross multiply
    178,255.87x = 267,384.42 × 45,136.07
  4. Step 4: Simplify right side
    178,255.87x = 12,068,681,436.85
  5. Step 5: Solve for x
    x = 12,068,681,436.85/178,255.87
  6. Step 6: Final answer
    x = 67,704.26

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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.