Home / 168,451.38-232,463.12-92,999.88

Finding the Fourth Proportional to 168,451.38, 232,463.12 and 92,999.88

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Solution

The fourth proportional to 168,451.38, 232,463.12 and 92,999.88 is: 128,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,451.38 : 232,463.12 = 92,999.88 : x
  2. Step 2: Convert to fraction form
    168,451.38/232,463.12 = 92,999.88/x
  3. Step 3: Cross multiply
    168,451.38x = 232,463.12 × 92,999.88
  4. Step 4: Simplify right side
    168,451.38x = 21,619,041,799.43
  5. Step 5: Solve for x
    x = 21,619,041,799.43/168,451.38
  6. Step 6: Final answer
    x = 128,339.95

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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.