Home / 40,214.80-60,321.82-10,229.10

Finding the Fourth Proportional to 40,214.80, 60,321.82 and 10,229.10

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Solution

The fourth proportional to 40,214.80, 60,321.82 and 10,229.10 is: 15,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.80 : 60,321.82 = 10,229.10 : x
  2. Step 2: Convert to fraction form
    40,214.80/60,321.82 = 10,229.10/x
  3. Step 3: Cross multiply
    40,214.80x = 60,321.82 × 10,229.10
  4. Step 4: Simplify right side
    40,214.80x = 617,037,928.96
  5. Step 5: Solve for x
    x = 617,037,928.96/40,214.80
  6. Step 6: Final answer
    x = 15,343.55

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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.