Home / 237,038.79-327,101.45-129,587.97

Finding the Fourth Proportional to 237,038.79, 327,101.45 and 129,587.97

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Solution

The fourth proportional to 237,038.79, 327,101.45 and 129,587.97 is: 178,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,038.79 : 327,101.45 = 129,587.97 : x
  2. Step 2: Convert to fraction form
    237,038.79/327,101.45 = 129,587.97/x
  3. Step 3: Cross multiply
    237,038.79x = 327,101.45 × 129,587.97
  4. Step 4: Simplify right side
    237,038.79x = 42,388,412,241.62
  5. Step 5: Solve for x
    x = 42,388,412,241.62/237,038.79
  6. Step 6: Final answer
    x = 178,824.79

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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.