Home / 48,067.75-72,001.08-38,656.81

Finding the Fourth Proportional to 48,067.75, 72,001.08 and 38,656.81

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Solution

The fourth proportional to 48,067.75, 72,001.08 and 38,656.81 is: 57,904.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,067.75 : 72,001.08 = 38,656.81 : x
  2. Step 2: Convert to fraction form
    48,067.75/72,001.08 = 38,656.81/x
  3. Step 3: Cross multiply
    48,067.75x = 72,001.08 × 38,656.81
  4. Step 4: Simplify right side
    48,067.75x = 2,783,332,069.35
  5. Step 5: Solve for x
    x = 2,783,332,069.35/48,067.75
  6. Step 6: Final answer
    x = 57,904.36

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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.