Home / 156,691.26-216,235.17-92,143.17

Finding the Fourth Proportional to 156,691.26, 216,235.17 and 92,143.17

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Solution

The fourth proportional to 156,691.26, 216,235.17 and 92,143.17 is: 127,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,691.26 : 216,235.17 = 92,143.17 : x
  2. Step 2: Convert to fraction form
    156,691.26/216,235.17 = 92,143.17/x
  3. Step 3: Cross multiply
    156,691.26x = 216,235.17 × 92,143.17
  4. Step 4: Simplify right side
    156,691.26x = 19,924,594,029.29
  5. Step 5: Solve for x
    x = 19,924,594,029.29/156,691.26
  6. Step 6: Final answer
    x = 127,158.30

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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.