Home / 23,081.60-34,622.40-7,500.80

Finding the Fourth Proportional to 23,081.60, 34,622.40 and 7,500.80

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Solution

The fourth proportional to 23,081.60, 34,622.40 and 7,500.80 is: 11,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,081.60 : 34,622.40 = 7,500.80 : x
  2. Step 2: Convert to fraction form
    23,081.60/34,622.40 = 7,500.80/x
  3. Step 3: Cross multiply
    23,081.60x = 34,622.40 × 7,500.80
  4. Step 4: Simplify right side
    23,081.60x = 259,695,697.92
  5. Step 5: Solve for x
    x = 259,695,697.92/23,081.60
  6. Step 6: Final answer
    x = 11,251.20

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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.