Home / 148,084.40-222,126.60-42,906.80

Finding the Fourth Proportional to 148,084.40, 222,126.60 and 42,906.80

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Solution

The fourth proportional to 148,084.40, 222,126.60 and 42,906.80 is: 64,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,084.40 : 222,126.60 = 42,906.80 : x
  2. Step 2: Convert to fraction form
    148,084.40/222,126.60 = 42,906.80/x
  3. Step 3: Cross multiply
    148,084.40x = 222,126.60 × 42,906.80
  4. Step 4: Simplify right side
    148,084.40x = 9,530,741,600.88
  5. Step 5: Solve for x
    x = 9,530,741,600.88/148,084.40
  6. Step 6: Final answer
    x = 64,360.20

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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.