Home / 54,686.20-82,067.70-23,543.80

Finding the Fourth Proportional to 54,686.20, 82,067.70 and 23,543.80

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Solution

The fourth proportional to 54,686.20, 82,067.70 and 23,543.80 is: 35,332.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,686.20 : 82,067.70 = 23,543.80 : x
  2. Step 2: Convert to fraction form
    54,686.20/82,067.70 = 23,543.80/x
  3. Step 3: Cross multiply
    54,686.20x = 82,067.70 × 23,543.80
  4. Step 4: Simplify right side
    54,686.20x = 1,932,185,515.26
  5. Step 5: Solve for x
    x = 1,932,185,515.26/54,686.20
  6. Step 6: Final answer
    x = 35,332.23

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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.