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Finding the Fourth Proportional to 237,126.69, 327,242.67 and 129,696.73

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Solution

The fourth proportional to 237,126.69, 327,242.67 and 129,696.73 is: 178,985.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,126.69 : 327,242.67 = 129,696.73 : x
  2. Step 2: Convert to fraction form
    237,126.69/327,242.67 = 129,696.73/x
  3. Step 3: Cross multiply
    237,126.69x = 327,242.67 × 129,696.73
  4. Step 4: Simplify right side
    237,126.69x = 42,442,304,138.16
  5. Step 5: Solve for x
    x = 42,442,304,138.16/237,126.69
  6. Step 6: Final answer
    x = 178,985.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.