Home / 148,300.20-222,523.20-69,400.80

Finding the Fourth Proportional to 148,300.20, 222,523.20 and 69,400.80

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Solution

The fourth proportional to 148,300.20, 222,523.20 and 69,400.80 is: 104,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,300.20 : 222,523.20 = 69,400.80 : x
  2. Step 2: Convert to fraction form
    148,300.20/222,523.20 = 69,400.80/x
  3. Step 3: Cross multiply
    148,300.20x = 222,523.20 × 69,400.80
  4. Step 4: Simplify right side
    148,300.20x = 15,443,288,098.56
  5. Step 5: Solve for x
    x = 15,443,288,098.56/148,300.20
  6. Step 6: Final answer
    x = 104,135.32

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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.