Home / 55,229.60-82,844.40-17,789.60

Finding the Fourth Proportional to 55,229.60, 82,844.40 and 17,789.60

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Solution

The fourth proportional to 55,229.60, 82,844.40 and 17,789.60 is: 26,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,229.60 : 82,844.40 = 17,789.60 : x
  2. Step 2: Convert to fraction form
    55,229.60/82,844.40 = 17,789.60/x
  3. Step 3: Cross multiply
    55,229.60x = 82,844.40 × 17,789.60
  4. Step 4: Simplify right side
    55,229.60x = 1,473,768,738.24
  5. Step 5: Solve for x
    x = 1,473,768,738.24/55,229.60
  6. Step 6: Final answer
    x = 26,684.40

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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.