Home / 237,084.39-327,176.40-129,654.51

Finding the Fourth Proportional to 237,084.39, 327,176.40 and 129,654.51

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Solution

The fourth proportional to 237,084.39, 327,176.40 and 129,654.51 is: 178,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,084.39 : 327,176.40 = 129,654.51 : x
  2. Step 2: Convert to fraction form
    237,084.39/327,176.40 = 129,654.51/x
  3. Step 3: Cross multiply
    237,084.39x = 327,176.40 × 129,654.51
  4. Step 4: Simplify right side
    237,084.39x = 42,419,895,825.56
  5. Step 5: Solve for x
    x = 42,419,895,825.56/237,084.39
  6. Step 6: Final answer
    x = 178,923.19

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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.