Home / 150,981.60-226,645.20-88,687.20

Finding the Fourth Proportional to 150,981.60, 226,645.20 and 88,687.20

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Solution

The fourth proportional to 150,981.60, 226,645.20 and 88,687.20 is: 133,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,981.60 : 226,645.20 = 88,687.20 : x
  2. Step 2: Convert to fraction form
    150,981.60/226,645.20 = 88,687.20/x
  3. Step 3: Cross multiply
    150,981.60x = 226,645.20 × 88,687.20
  4. Step 4: Simplify right side
    150,981.60x = 20,100,528,181.44
  5. Step 5: Solve for x
    x = 20,100,528,181.44/150,981.60
  6. Step 6: Final answer
    x = 133,132.30

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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.