Home / 57,613.20-86,405.40-22,066.80

Finding the Fourth Proportional to 57,613.20, 86,405.40 and 22,066.80

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Solution

The fourth proportional to 57,613.20, 86,405.40 and 22,066.80 is: 33,094.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,613.20 : 86,405.40 = 22,066.80 : x
  2. Step 2: Convert to fraction form
    57,613.20/86,405.40 = 22,066.80/x
  3. Step 3: Cross multiply
    57,613.20x = 86,405.40 × 22,066.80
  4. Step 4: Simplify right side
    57,613.20x = 1,906,690,680.72
  5. Step 5: Solve for x
    x = 1,906,690,680.72/57,613.20
  6. Step 6: Final answer
    x = 33,094.68

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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.