Home / 48,436.20-72,654.30-40,244.20

Finding the Fourth Proportional to 48,436.20, 72,654.30 and 40,244.20

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Solution

The fourth proportional to 48,436.20, 72,654.30 and 40,244.20 is: 60,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,436.20 : 72,654.30 = 40,244.20 : x
  2. Step 2: Convert to fraction form
    48,436.20/72,654.30 = 40,244.20/x
  3. Step 3: Cross multiply
    48,436.20x = 72,654.30 × 40,244.20
  4. Step 4: Simplify right side
    48,436.20x = 2,923,914,180.06
  5. Step 5: Solve for x
    x = 2,923,914,180.06/48,436.20
  6. Step 6: Final answer
    x = 60,366.30

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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.