Home / 42,166.12-63,249.18-17,217.92

Finding the Fourth Proportional to 42,166.12, 63,249.18 and 17,217.92

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Solution

The fourth proportional to 42,166.12, 63,249.18 and 17,217.92 is: 25,826.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,166.12 : 63,249.18 = 17,217.92 : x
  2. Step 2: Convert to fraction form
    42,166.12/63,249.18 = 17,217.92/x
  3. Step 3: Cross multiply
    42,166.12x = 63,249.18 × 17,217.92
  4. Step 4: Simplify right side
    42,166.12x = 1,089,019,321.31
  5. Step 5: Solve for x
    x = 1,089,019,321.31/42,166.12
  6. Step 6: Final answer
    x = 25,826.88

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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.