Home / 57,824.20-86,655.30-45,998.20

Finding the Fourth Proportional to 57,824.20, 86,655.30 and 45,998.20

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Solution

The fourth proportional to 57,824.20, 86,655.30 and 45,998.20 is: 68,932.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,824.20 : 86,655.30 = 45,998.20 : x
  2. Step 2: Convert to fraction form
    57,824.20/86,655.30 = 45,998.20/x
  3. Step 3: Cross multiply
    57,824.20x = 86,655.30 × 45,998.20
  4. Step 4: Simplify right side
    57,824.20x = 3,985,987,820.46
  5. Step 5: Solve for x
    x = 3,985,987,820.46/57,824.20
  6. Step 6: Final answer
    x = 68,932.87

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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.