Home / 40,842.27-61,287.05-17,147.75

Finding the Fourth Proportional to 40,842.27, 61,287.05 and 17,147.75

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Solution

The fourth proportional to 40,842.27, 61,287.05 and 17,147.75 is: 25,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,842.27 : 61,287.05 = 17,147.75 : x
  2. Step 2: Convert to fraction form
    40,842.27/61,287.05 = 17,147.75/x
  3. Step 3: Cross multiply
    40,842.27x = 61,287.05 × 17,147.75
  4. Step 4: Simplify right side
    40,842.27x = 1,050,934,748.07
  5. Step 5: Solve for x
    x = 1,050,934,748.07/40,842.27
  6. Step 6: Final answer
    x = 25,731.55

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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.