Home / 148,074.20-221,463.30-132,392.60

Finding the Fourth Proportional to 148,074.20, 221,463.30 and 132,392.60

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Solution

The fourth proportional to 148,074.20, 221,463.30 and 132,392.60 is: 198,009.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,074.20 : 221,463.30 = 132,392.60 : x
  2. Step 2: Convert to fraction form
    148,074.20/221,463.30 = 132,392.60/x
  3. Step 3: Cross multiply
    148,074.20x = 221,463.30 × 132,392.60
  4. Step 4: Simplify right side
    148,074.20x = 29,320,102,091.58
  5. Step 5: Solve for x
    x = 29,320,102,091.58/148,074.20
  6. Step 6: Final answer
    x = 198,009.53

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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.