Home / 68,887.03-95,039.64-45,027.47

Finding the Fourth Proportional to 68,887.03, 95,039.64 and 45,027.47

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Solution

The fourth proportional to 68,887.03, 95,039.64 and 45,027.47 is: 62,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,887.03 : 95,039.64 = 45,027.47 : x
  2. Step 2: Convert to fraction form
    68,887.03/95,039.64 = 45,027.47/x
  3. Step 3: Cross multiply
    68,887.03x = 95,039.64 × 45,027.47
  4. Step 4: Simplify right side
    68,887.03x = 4,279,394,538.91
  5. Step 5: Solve for x
    x = 4,279,394,538.91/68,887.03
  6. Step 6: Final answer
    x = 62,121.92

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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.