Home / 238,196.28-356,830-132,697.56

Finding the Fourth Proportional to 238,196.28, 356,830 and 132,697.56

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Solution

The fourth proportional to 238,196.28, 356,830 and 132,697.56 is: 198,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,196.28 : 356,830 = 132,697.56 : x
  2. Step 2: Convert to fraction form
    238,196.28/356,830 = 132,697.56/x
  3. Step 3: Cross multiply
    238,196.28x = 356,830 × 132,697.56
  4. Step 4: Simplify right side
    238,196.28x = 47,350,470,334.80
  5. Step 5: Solve for x
    x = 47,350,470,334.80/238,196.28
  6. Step 6: Final answer
    x = 198,787.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.