Home / 234,333.17-323,378.08-126,900.71

Finding the Fourth Proportional to 234,333.17, 323,378.08 and 126,900.71

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Solution

The fourth proportional to 234,333.17, 323,378.08 and 126,900.71 is: 175,122.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,333.17 : 323,378.08 = 126,900.71 : x
  2. Step 2: Convert to fraction form
    234,333.17/323,378.08 = 126,900.71/x
  3. Step 3: Cross multiply
    234,333.17x = 323,378.08 × 126,900.71
  4. Step 4: Simplify right side
    234,333.17x = 41,036,906,016.29
  5. Step 5: Solve for x
    x = 41,036,906,016.29/234,333.17
  6. Step 6: Final answer
    x = 175,122.06

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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.