Home / 148,142.17-222,236.43-48,279.16

Finding the Fourth Proportional to 148,142.17, 222,236.43 and 48,279.16

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Solution

The fourth proportional to 148,142.17, 222,236.43 and 48,279.16 is: 72,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,142.17 : 222,236.43 = 48,279.16 : x
  2. Step 2: Convert to fraction form
    148,142.17/222,236.43 = 48,279.16/x
  3. Step 3: Cross multiply
    148,142.17x = 222,236.43 × 48,279.16
  4. Step 4: Simplify right side
    148,142.17x = 10,729,388,161.80
  5. Step 5: Solve for x
    x = 10,729,388,161.80/148,142.17
  6. Step 6: Final answer
    x = 72,426.29

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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.