Home / 42,025.12-57,997.26-23,162.20

Finding the Fourth Proportional to 42,025.12, 57,997.26 and 23,162.20

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Solution

The fourth proportional to 42,025.12, 57,997.26 and 23,162.20 is: 31,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,025.12 : 57,997.26 = 23,162.20 : x
  2. Step 2: Convert to fraction form
    42,025.12/57,997.26 = 23,162.20/x
  3. Step 3: Cross multiply
    42,025.12x = 57,997.26 × 23,162.20
  4. Step 4: Simplify right side
    42,025.12x = 1,343,344,135.57
  5. Step 5: Solve for x
    x = 1,343,344,135.57/42,025.12
  6. Step 6: Final answer
    x = 31,965.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.