Home / 57,442.15-86,163.27-18,002.33

Finding the Fourth Proportional to 57,442.15, 86,163.27 and 18,002.33

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Solution

The fourth proportional to 57,442.15, 86,163.27 and 18,002.33 is: 27,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,442.15 : 86,163.27 = 18,002.33 : x
  2. Step 2: Convert to fraction form
    57,442.15/86,163.27 = 18,002.33/x
  3. Step 3: Cross multiply
    57,442.15x = 86,163.27 × 18,002.33
  4. Step 4: Simplify right side
    57,442.15x = 1,551,139,620.42
  5. Step 5: Solve for x
    x = 1,551,139,620.42/57,442.15
  6. Step 6: Final answer
    x = 27,003.51

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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.