Home / 40,042.64-60,069.47-13,743.96

Finding the Fourth Proportional to 40,042.64, 60,069.47 and 13,743.96

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Solution

The fourth proportional to 40,042.64, 60,069.47 and 13,743.96 is: 20,617.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,042.64 : 60,069.47 = 13,743.96 : x
  2. Step 2: Convert to fraction form
    40,042.64/60,069.47 = 13,743.96/x
  3. Step 3: Cross multiply
    40,042.64x = 60,069.47 × 13,743.96
  4. Step 4: Simplify right side
    40,042.64x = 825,592,392.90
  5. Step 5: Solve for x
    x = 825,592,392.90/40,042.64
  6. Step 6: Final answer
    x = 20,617.83

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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.