Home / 234,294.11-323,325.40-126,864.45

Finding the Fourth Proportional to 234,294.11, 323,325.40 and 126,864.45

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Solution

The fourth proportional to 234,294.11, 323,325.40 and 126,864.45 is: 175,072.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,294.11 : 323,325.40 = 126,864.45 : x
  2. Step 2: Convert to fraction form
    234,294.11/323,325.40 = 126,864.45/x
  3. Step 3: Cross multiply
    234,294.11x = 323,325.40 × 126,864.45
  4. Step 4: Simplify right side
    234,294.11x = 41,018,499,515.29
  5. Step 5: Solve for x
    x = 41,018,499,515.29/234,294.11
  6. Step 6: Final answer
    x = 175,072.69

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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.