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Finding the Fourth Proportional to 237,375.65, 327,586.14 and 129,945.69

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Solution

The fourth proportional to 237,375.65, 327,586.14 and 129,945.69 is: 179,329.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,375.65 : 327,586.14 = 129,945.69 : x
  2. Step 2: Convert to fraction form
    237,375.65/327,586.14 = 129,945.69/x
  3. Step 3: Cross multiply
    237,375.65x = 327,586.14 × 129,945.69
  4. Step 4: Simplify right side
    237,375.65x = 42,568,406,996.74
  5. Step 5: Solve for x
    x = 42,568,406,996.74/237,375.65
  6. Step 6: Final answer
    x = 179,329.29

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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.