Home / 85,514.60-118,016.66-49,227.14

Finding the Fourth Proportional to 85,514.60, 118,016.66 and 49,227.14

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Solution

The fourth proportional to 85,514.60, 118,016.66 and 49,227.14 is: 67,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,514.60 : 118,016.66 = 49,227.14 : x
  2. Step 2: Convert to fraction form
    85,514.60/118,016.66 = 49,227.14/x
  3. Step 3: Cross multiply
    85,514.60x = 118,016.66 × 49,227.14
  4. Step 4: Simplify right side
    85,514.60x = 5,809,623,062.26
  5. Step 5: Solve for x
    x = 5,809,623,062.26/85,514.60
  6. Step 6: Final answer
    x = 67,937.20

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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.