Home / 40,868.50-60,945.11-40,494.81

Finding the Fourth Proportional to 40,868.50, 60,945.11 and 40,494.81

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Solution

The fourth proportional to 40,868.50, 60,945.11 and 40,494.81 is: 60,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,868.50 : 60,945.11 = 40,494.81 : x
  2. Step 2: Convert to fraction form
    40,868.50/60,945.11 = 40,494.81/x
  3. Step 3: Cross multiply
    40,868.50x = 60,945.11 × 40,494.81
  4. Step 4: Simplify right side
    40,868.50x = 2,467,960,649.88
  5. Step 5: Solve for x
    x = 2,467,960,649.88/40,868.50
  6. Step 6: Final answer
    x = 60,387.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.