Home / 234,581.28-323,722.86-127,151.74

Finding the Fourth Proportional to 234,581.28, 323,722.86 and 127,151.74

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Solution

The fourth proportional to 234,581.28, 323,722.86 and 127,151.74 is: 175,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,581.28 : 323,722.86 = 127,151.74 : x
  2. Step 2: Convert to fraction form
    234,581.28/323,722.86 = 127,151.74/x
  3. Step 3: Cross multiply
    234,581.28x = 323,722.86 × 127,151.74
  4. Step 4: Simplify right side
    234,581.28x = 41,161,925,569.84
  5. Step 5: Solve for x
    x = 41,161,925,569.84/234,581.28
  6. Step 6: Final answer
    x = 175,469.78

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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.