Home / 234,242.12-323,251.42-126,809.76

Finding the Fourth Proportional to 234,242.12, 323,251.42 and 126,809.76

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Solution

The fourth proportional to 234,242.12, 323,251.42 and 126,809.76 is: 174,996.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,242.12 : 323,251.42 = 126,809.76 : x
  2. Step 2: Convert to fraction form
    234,242.12/323,251.42 = 126,809.76/x
  3. Step 3: Cross multiply
    234,242.12x = 323,251.42 × 126,809.76
  4. Step 4: Simplify right side
    234,242.12x = 40,991,434,989.86
  5. Step 5: Solve for x
    x = 40,991,434,989.86/234,242.12
  6. Step 6: Final answer
    x = 174,996.00

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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.