Home / 237,353.71-327,540.09-129,921.52

Finding the Fourth Proportional to 237,353.71, 327,540.09 and 129,921.52

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Solution

The fourth proportional to 237,353.71, 327,540.09 and 129,921.52 is: 179,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,353.71 : 327,540.09 = 129,921.52 : x
  2. Step 2: Convert to fraction form
    237,353.71/327,540.09 = 129,921.52/x
  3. Step 3: Cross multiply
    237,353.71x = 327,540.09 × 129,921.52
  4. Step 4: Simplify right side
    237,353.71x = 42,554,506,353.74
  5. Step 5: Solve for x
    x = 42,554,506,353.74/237,353.71
  6. Step 6: Final answer
    x = 179,287.30

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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.