Home / 37,742.20-56,613.30-20,246.20

Finding the Fourth Proportional to 37,742.20, 56,613.30 and 20,246.20

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Solution

The fourth proportional to 37,742.20, 56,613.30 and 20,246.20 is: 30,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,742.20 : 56,613.30 = 20,246.20 : x
  2. Step 2: Convert to fraction form
    37,742.20/56,613.30 = 20,246.20/x
  3. Step 3: Cross multiply
    37,742.20x = 56,613.30 × 20,246.20
  4. Step 4: Simplify right side
    37,742.20x = 1,146,204,194.46
  5. Step 5: Solve for x
    x = 1,146,204,194.46/37,742.20
  6. Step 6: Final answer
    x = 30,369.30

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Double scale
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Similar ratio
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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.