Home / 150,833.16-225,905.28-72,002.74

Finding the Fourth Proportional to 150,833.16, 225,905.28 and 72,002.74

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Solution

The fourth proportional to 150,833.16, 225,905.28 and 72,002.74 is: 107,839.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,833.16 : 225,905.28 = 72,002.74 : x
  2. Step 2: Convert to fraction form
    150,833.16/225,905.28 = 72,002.74/x
  3. Step 3: Cross multiply
    150,833.16x = 225,905.28 × 72,002.74
  4. Step 4: Simplify right side
    150,833.16x = 16,265,799,140.47
  5. Step 5: Solve for x
    x = 16,265,799,140.47/150,833.16
  6. Step 6: Final answer
    x = 107,839.68

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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.