Home / 57,604.56-86,398.64-18,156.55

Finding the Fourth Proportional to 57,604.56, 86,398.64 and 18,156.55

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Solution

The fourth proportional to 57,604.56, 86,398.64 and 18,156.55 is: 27,232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,604.56 : 86,398.64 = 18,156.55 : x
  2. Step 2: Convert to fraction form
    57,604.56/86,398.64 = 18,156.55/x
  3. Step 3: Cross multiply
    57,604.56x = 86,398.64 × 18,156.55
  4. Step 4: Simplify right side
    57,604.56x = 1,568,700,704.32
  5. Step 5: Solve for x
    x = 1,568,700,704.32/57,604.56
  6. Step 6: Final answer
    x = 27,232.23

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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.