Home / 74,092.25-102,246.48-40,099.97

Finding the Fourth Proportional to 74,092.25, 102,246.48 and 40,099.97

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Solution

The fourth proportional to 74,092.25, 102,246.48 and 40,099.97 is: 55,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,092.25 : 102,246.48 = 40,099.97 : x
  2. Step 2: Convert to fraction form
    74,092.25/102,246.48 = 40,099.97/x
  3. Step 3: Cross multiply
    74,092.25x = 102,246.48 × 40,099.97
  4. Step 4: Simplify right side
    74,092.25x = 4,100,080,780.61
  5. Step 5: Solve for x
    x = 4,100,080,780.61/74,092.25
  6. Step 6: Final answer
    x = 55,337.51

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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.