Home / 40,685.82-60,860.22-38,197.50

Finding the Fourth Proportional to 40,685.82, 60,860.22 and 38,197.50

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Solution

The fourth proportional to 40,685.82, 60,860.22 and 38,197.50 is: 57,138.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,685.82 : 60,860.22 = 38,197.50 : x
  2. Step 2: Convert to fraction form
    40,685.82/60,860.22 = 38,197.50/x
  3. Step 3: Cross multiply
    40,685.82x = 60,860.22 × 38,197.50
  4. Step 4: Simplify right side
    40,685.82x = 2,324,708,253.45
  5. Step 5: Solve for x
    x = 2,324,708,253.45/40,685.82
  6. Step 6: Final answer
    x = 57,138.05

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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.