Home / 55,695.32-83,550.94-18,247.40

Finding the Fourth Proportional to 55,695.32, 83,550.94 and 18,247.40

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Solution

The fourth proportional to 55,695.32, 83,550.94 and 18,247.40 is: 27,373.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695.32 : 83,550.94 = 18,247.40 : x
  2. Step 2: Convert to fraction form
    55,695.32/83,550.94 = 18,247.40/x
  3. Step 3: Cross multiply
    55,695.32x = 83,550.94 × 18,247.40
  4. Step 4: Simplify right side
    55,695.32x = 1,524,587,422.56
  5. Step 5: Solve for x
    x = 1,524,587,422.56/55,695.32
  6. Step 6: Final answer
    x = 27,373.71

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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.