Home / 148,243.20-222,400.20-48,403.58

Finding the Fourth Proportional to 148,243.20, 222,400.20 and 48,403.58

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Solution

The fourth proportional to 148,243.20, 222,400.20 and 48,403.58 is: 72,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,243.20 : 222,400.20 = 48,403.58 : x
  2. Step 2: Convert to fraction form
    148,243.20/222,400.20 = 48,403.58/x
  3. Step 3: Cross multiply
    148,243.20x = 222,400.20 × 48,403.58
  4. Step 4: Simplify right side
    148,243.20x = 10,764,965,872.72
  5. Step 5: Solve for x
    x = 10,764,965,872.72/148,243.20
  6. Step 6: Final answer
    x = 72,616.93

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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.