Home / 150,304.95-225,350.64-75,371.04

Finding the Fourth Proportional to 150,304.95, 225,350.64 and 75,371.04

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Solution

The fourth proportional to 150,304.95, 225,350.64 and 75,371.04 is: 113,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,304.95 : 225,350.64 = 75,371.04 : x
  2. Step 2: Convert to fraction form
    150,304.95/225,350.64 = 75,371.04/x
  3. Step 3: Cross multiply
    150,304.95x = 225,350.64 × 75,371.04
  4. Step 4: Simplify right side
    150,304.95x = 16,984,912,101.47
  5. Step 5: Solve for x
    x = 16,984,912,101.47/150,304.95
  6. Step 6: Final answer
    x = 113,003.01

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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.