Home / 43,549.20-65,352.92-15,847.20

Finding the Fourth Proportional to 43,549.20, 65,352.92 and 15,847.20

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Solution

The fourth proportional to 43,549.20, 65,352.92 and 15,847.20 is: 23,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,549.20 : 65,352.92 = 15,847.20 : x
  2. Step 2: Convert to fraction form
    43,549.20/65,352.92 = 15,847.20/x
  3. Step 3: Cross multiply
    43,549.20x = 65,352.92 × 15,847.20
  4. Step 4: Simplify right side
    43,549.20x = 1,035,660,793.82
  5. Step 5: Solve for x
    x = 1,035,660,793.82/43,549.20
  6. Step 6: Final answer
    x = 23,781.40

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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.