Home / 48,067.25-72,000.34-38,656.31

Finding the Fourth Proportional to 48,067.25, 72,000.34 and 38,656.31

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Solution

The fourth proportional to 48,067.25, 72,000.34 and 38,656.31 is: 57,903.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,067.25 : 72,000.34 = 38,656.31 : x
  2. Step 2: Convert to fraction form
    48,067.25/72,000.34 = 38,656.31/x
  3. Step 3: Cross multiply
    48,067.25x = 72,000.34 × 38,656.31
  4. Step 4: Simplify right side
    48,067.25x = 2,783,267,269.86
  5. Step 5: Solve for x
    x = 2,783,267,269.86/48,067.25
  6. Step 6: Final answer
    x = 57,903.61

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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.