Home / 172,609.39-238,196.13-96,128.46

Finding the Fourth Proportional to 172,609.39, 238,196.13 and 96,128.46

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Solution

The fourth proportional to 172,609.39, 238,196.13 and 96,128.46 is: 132,654.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,609.39 : 238,196.13 = 96,128.46 : x
  2. Step 2: Convert to fraction form
    172,609.39/238,196.13 = 96,128.46/x
  3. Step 3: Cross multiply
    172,609.39x = 238,196.13 × 96,128.46
  4. Step 4: Simplify right side
    172,609.39x = 22,897,428,275.39
  5. Step 5: Solve for x
    x = 22,897,428,275.39/172,609.39
  6. Step 6: Final answer
    x = 132,654.59

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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.