Home / 40,223.60-60,342.16-16,851.84

Finding the Fourth Proportional to 40,223.60, 60,342.16 and 16,851.84

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Solution

The fourth proportional to 40,223.60, 60,342.16 and 16,851.84 is: 25,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223.60 : 60,342.16 = 16,851.84 : x
  2. Step 2: Convert to fraction form
    40,223.60/60,342.16 = 16,851.84/x
  3. Step 3: Cross multiply
    40,223.60x = 60,342.16 × 16,851.84
  4. Step 4: Simplify right side
    40,223.60x = 1,016,876,425.57
  5. Step 5: Solve for x
    x = 1,016,876,425.57/40,223.60
  6. Step 6: Final answer
    x = 25,280.59

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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.