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Finding the Fourth Proportional to 177,423.90, 266,105.61 and 88,583.10

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Solution

The fourth proportional to 177,423.90, 266,105.61 and 88,583.10 is: 132,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,423.90 : 266,105.61 = 88,583.10 : x
  2. Step 2: Convert to fraction form
    177,423.90/266,105.61 = 88,583.10/x
  3. Step 3: Cross multiply
    177,423.90x = 266,105.61 × 88,583.10
  4. Step 4: Simplify right side
    177,423.90x = 23,572,459,861.19
  5. Step 5: Solve for x
    x = 23,572,459,861.19/177,423.90
  6. Step 6: Final answer
    x = 132,859.55

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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.