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Finding the Fourth Proportional to 167,001.88, 230,465.82 and 91,545.88

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Solution

The fourth proportional to 167,001.88, 230,465.82 and 91,545.88 is: 126,335.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,001.88 : 230,465.82 = 91,545.88 : x
  2. Step 2: Convert to fraction form
    167,001.88/230,465.82 = 91,545.88/x
  3. Step 3: Cross multiply
    167,001.88x = 230,465.82 × 91,545.88
  4. Step 4: Simplify right side
    167,001.88x = 21,098,196,301.82
  5. Step 5: Solve for x
    x = 21,098,196,301.82/167,001.88
  6. Step 6: Final answer
    x = 126,335.08

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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.