Home / 234,247.12-323,261.16-126,817.18

Finding the Fourth Proportional to 234,247.12, 323,261.16 and 126,817.18

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Solution

The fourth proportional to 234,247.12, 323,261.16 and 126,817.18 is: 175,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,247.12 : 323,261.16 = 126,817.18 : x
  2. Step 2: Convert to fraction form
    234,247.12/323,261.16 = 126,817.18/x
  3. Step 3: Cross multiply
    234,247.12x = 323,261.16 × 126,817.18
  4. Step 4: Simplify right side
    234,247.12x = 40,995,068,714.73
  5. Step 5: Solve for x
    x = 40,995,068,714.73/234,247.12
  6. Step 6: Final answer
    x = 175,007.78

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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.