Home / 40,266.20-60,399.30-39,488.60

Finding the Fourth Proportional to 40,266.20, 60,399.30 and 39,488.60

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Solution

The fourth proportional to 40,266.20, 60,399.30 and 39,488.60 is: 59,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,266.20 : 60,399.30 = 39,488.60 : x
  2. Step 2: Convert to fraction form
    40,266.20/60,399.30 = 39,488.60/x
  3. Step 3: Cross multiply
    40,266.20x = 60,399.30 × 39,488.60
  4. Step 4: Simplify right side
    40,266.20x = 2,385,083,797.98
  5. Step 5: Solve for x
    x = 2,385,083,797.98/40,266.20
  6. Step 6: Final answer
    x = 59,232.90

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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.