Home / 83,997.68-115,917-46,272.56

Finding the Fourth Proportional to 83,997.68, 115,917 and 46,272.56

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Solution

The fourth proportional to 83,997.68, 115,917 and 46,272.56 is: 63,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,997.68 : 115,917 = 46,272.56 : x
  2. Step 2: Convert to fraction form
    83,997.68/115,917 = 46,272.56/x
  3. Step 3: Cross multiply
    83,997.68x = 115,917 × 46,272.56
  4. Step 4: Simplify right side
    83,997.68x = 5,363,776,337.52
  5. Step 5: Solve for x
    x = 5,363,776,337.52/83,997.68
  6. Step 6: Final answer
    x = 63,856.24

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