Home / 85,254.48-117,650.92-49,465.44

Finding the Fourth Proportional to 85,254.48, 117,650.92 and 49,465.44

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Solution

The fourth proportional to 85,254.48, 117,650.92 and 49,465.44 is: 68,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,254.48 : 117,650.92 = 49,465.44 : x
  2. Step 2: Convert to fraction form
    85,254.48/117,650.92 = 49,465.44/x
  3. Step 3: Cross multiply
    85,254.48x = 117,650.92 × 49,465.44
  4. Step 4: Simplify right side
    85,254.48x = 5,819,654,524.20
  5. Step 5: Solve for x
    x = 5,819,654,524.20/85,254.48
  6. Step 6: Final answer
    x = 68,262.15

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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.