Home / 36,078.30-54,117.45-27,330.30

Finding the Fourth Proportional to 36,078.30, 54,117.45 and 27,330.30

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Solution

The fourth proportional to 36,078.30, 54,117.45 and 27,330.30 is: 40,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,078.30 : 54,117.45 = 27,330.30 : x
  2. Step 2: Convert to fraction form
    36,078.30/54,117.45 = 27,330.30/x
  3. Step 3: Cross multiply
    36,078.30x = 54,117.45 × 27,330.30
  4. Step 4: Simplify right side
    36,078.30x = 1,479,046,143.74
  5. Step 5: Solve for x
    x = 1,479,046,143.74/36,078.30
  6. Step 6: Final answer
    x = 40,995.45

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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.