Home / 57,860.43-86,650.51-40,041.17

Finding the Fourth Proportional to 57,860.43, 86,650.51 and 40,041.17

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Solution

The fourth proportional to 57,860.43, 86,650.51 and 40,041.17 is: 59,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,860.43 : 86,650.51 = 40,041.17 : x
  2. Step 2: Convert to fraction form
    57,860.43/86,650.51 = 40,041.17/x
  3. Step 3: Cross multiply
    57,860.43x = 86,650.51 × 40,041.17
  4. Step 4: Simplify right side
    57,860.43x = 3,469,587,701.39
  5. Step 5: Solve for x
    x = 3,469,587,701.39/57,860.43
  6. Step 6: Final answer
    x = 59,964.78

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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.