Home / 45,232.98-67,843.18-31,683.12

Finding the Fourth Proportional to 45,232.98, 67,843.18 and 31,683.12

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Solution

The fourth proportional to 45,232.98, 67,843.18 and 31,683.12 is: 47,520.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,232.98 : 67,843.18 = 31,683.12 : x
  2. Step 2: Convert to fraction form
    45,232.98/67,843.18 = 31,683.12/x
  3. Step 3: Cross multiply
    45,232.98x = 67,843.18 × 31,683.12
  4. Step 4: Simplify right side
    45,232.98x = 2,149,483,613.12
  5. Step 5: Solve for x
    x = 2,149,483,613.12/45,232.98
  6. Step 6: Final answer
    x = 47,520.27

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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.