Home / 56,403.74-77,862.97-48,716.44

Finding the Fourth Proportional to 56,403.74, 77,862.97 and 48,716.44

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Solution

The fourth proportional to 56,403.74, 77,862.97 and 48,716.44 is: 67,250.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,403.74 : 77,862.97 = 48,716.44 : x
  2. Step 2: Convert to fraction form
    56,403.74/77,862.97 = 48,716.44/x
  3. Step 3: Cross multiply
    56,403.74x = 77,862.97 × 48,716.44
  4. Step 4: Simplify right side
    56,403.74x = 3,793,206,572.46
  5. Step 5: Solve for x
    x = 3,793,206,572.46/56,403.74
  6. Step 6: Final answer
    x = 67,250.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.