Home / 43,608.30-65,412.45-15,902.70

Finding the Fourth Proportional to 43,608.30, 65,412.45 and 15,902.70

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Solution

The fourth proportional to 43,608.30, 65,412.45 and 15,902.70 is: 23,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,608.30 : 65,412.45 = 15,902.70 : x
  2. Step 2: Convert to fraction form
    43,608.30/65,412.45 = 15,902.70/x
  3. Step 3: Cross multiply
    43,608.30x = 65,412.45 × 15,902.70
  4. Step 4: Simplify right side
    43,608.30x = 1,040,234,568.62
  5. Step 5: Solve for x
    x = 1,040,234,568.62/43,608.30
  6. Step 6: Final answer
    x = 23,854.05

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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.