Home / 148,520.20-222,780.30-131,024.20

Finding the Fourth Proportional to 148,520.20, 222,780.30 and 131,024.20

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Solution

The fourth proportional to 148,520.20, 222,780.30 and 131,024.20 is: 196,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,520.20 : 222,780.30 = 131,024.20 : x
  2. Step 2: Convert to fraction form
    148,520.20/222,780.30 = 131,024.20/x
  3. Step 3: Cross multiply
    148,520.20x = 222,780.30 × 131,024.20
  4. Step 4: Simplify right side
    148,520.20x = 29,189,610,583.26
  5. Step 5: Solve for x
    x = 29,189,610,583.26/148,520.20
  6. Step 6: Final answer
    x = 196,536.30

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1.5x scale

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.