Home / 48,802.35-67,321.28-29,687.97

Finding the Fourth Proportional to 48,802.35, 67,321.28 and 29,687.97

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Solution

The fourth proportional to 48,802.35, 67,321.28 and 29,687.97 is: 40,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,802.35 : 67,321.28 = 29,687.97 : x
  2. Step 2: Convert to fraction form
    48,802.35/67,321.28 = 29,687.97/x
  3. Step 3: Cross multiply
    48,802.35x = 67,321.28 × 29,687.97
  4. Step 4: Simplify right side
    48,802.35x = 1,998,631,992.56
  5. Step 5: Solve for x
    x = 1,998,631,992.56/48,802.35
  6. Step 6: Final answer
    x = 40,953.60

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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.