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Finding the Fourth Proportional to 171,689.30, 236,926.82 and 95,207.17

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Solution

The fourth proportional to 171,689.30, 236,926.82 and 95,207.17 is: 131,383.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,689.30 : 236,926.82 = 95,207.17 : x
  2. Step 2: Convert to fraction form
    171,689.30/236,926.82 = 95,207.17/x
  3. Step 3: Cross multiply
    171,689.30x = 236,926.82 × 95,207.17
  4. Step 4: Simplify right side
    171,689.30x = 22,557,132,785.59
  5. Step 5: Solve for x
    x = 22,557,132,785.59/171,689.30
  6. Step 6: Final answer
    x = 131,383.45

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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.