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Finding the Fourth Proportional to 177,401.30, 266,231.55 and 124,913.30

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Solution

The fourth proportional to 177,401.30, 266,231.55 and 124,913.30 is: 187,461.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,401.30 : 266,231.55 = 124,913.30 : x
  2. Step 2: Convert to fraction form
    177,401.30/266,231.55 = 124,913.30/x
  3. Step 3: Cross multiply
    177,401.30x = 266,231.55 × 124,913.30
  4. Step 4: Simplify right side
    177,401.30x = 33,255,861,474.62
  5. Step 5: Solve for x
    x = 33,255,861,474.62/177,401.30
  6. Step 6: Final answer
    x = 187,461.21

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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.