Home / 170,732.20-256,098.30-108,677.80

Finding the Fourth Proportional to 170,732.20, 256,098.30 and 108,677.80

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Solution

The fourth proportional to 170,732.20, 256,098.30 and 108,677.80 is: 163,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,732.20 : 256,098.30 = 108,677.80 : x
  2. Step 2: Convert to fraction form
    170,732.20/256,098.30 = 108,677.80/x
  3. Step 3: Cross multiply
    170,732.20x = 256,098.30 × 108,677.80
  4. Step 4: Simplify right side
    170,732.20x = 27,832,199,827.74
  5. Step 5: Solve for x
    x = 27,832,199,827.74/170,732.20
  6. Step 6: Final answer
    x = 163,016.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.