Home / 148,101.80-222,185.10-73,257.80

Finding the Fourth Proportional to 148,101.80, 222,185.10 and 73,257.80

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Solution

The fourth proportional to 148,101.80, 222,185.10 and 73,257.80 is: 109,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,101.80 : 222,185.10 = 73,257.80 : x
  2. Step 2: Convert to fraction form
    148,101.80/222,185.10 = 73,257.80/x
  3. Step 3: Cross multiply
    148,101.80x = 222,185.10 × 73,257.80
  4. Step 4: Simplify right side
    148,101.80x = 16,276,791,618.78
  5. Step 5: Solve for x
    x = 16,276,791,618.78/148,101.80
  6. Step 6: Final answer
    x = 109,902.73

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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.