Home / 69,444.20-103,988.37-48,067.29

Finding the Fourth Proportional to 69,444.20, 103,988.37 and 48,067.29

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Solution

The fourth proportional to 69,444.20, 103,988.37 and 48,067.29 is: 71,977.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,444.20 : 103,988.37 = 48,067.29 : x
  2. Step 2: Convert to fraction form
    69,444.20/103,988.37 = 48,067.29/x
  3. Step 3: Cross multiply
    69,444.20x = 103,988.37 × 48,067.29
  4. Step 4: Simplify right side
    69,444.20x = 4,998,439,137.42
  5. Step 5: Solve for x
    x = 4,998,439,137.42/69,444.20
  6. Step 6: Final answer
    x = 71,977.78

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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.