Home / 44,218.80-66,247.20-20,793.60

Finding the Fourth Proportional to 44,218.80, 66,247.20 and 20,793.60

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Solution

The fourth proportional to 44,218.80, 66,247.20 and 20,793.60 is: 31,152.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,218.80 : 66,247.20 = 20,793.60 : x
  2. Step 2: Convert to fraction form
    44,218.80/66,247.20 = 20,793.60/x
  3. Step 3: Cross multiply
    44,218.80x = 66,247.20 × 20,793.60
  4. Step 4: Simplify right side
    44,218.80x = 1,377,517,777.92
  5. Step 5: Solve for x
    x = 1,377,517,777.92/44,218.80
  6. Step 6: Final answer
    x = 31,152.31

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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.