Home / 234,972.34-324,253.14-127,540.10

Finding the Fourth Proportional to 234,972.34, 324,253.14 and 127,540.10

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Solution

The fourth proportional to 234,972.34, 324,253.14 and 127,540.10 is: 176,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,972.34 : 324,253.14 = 127,540.10 : x
  2. Step 2: Convert to fraction form
    234,972.34/324,253.14 = 127,540.10/x
  3. Step 3: Cross multiply
    234,972.34x = 324,253.14 × 127,540.10
  4. Step 4: Simplify right side
    234,972.34x = 41,355,277,900.91
  5. Step 5: Solve for x
    x = 41,355,277,900.91/234,972.34
  6. Step 6: Final answer
    x = 176,000.62

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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.