Home / 48,741.05-67,293.92-39,809.99

Finding the Fourth Proportional to 48,741.05, 67,293.92 and 39,809.99

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Solution

The fourth proportional to 48,741.05, 67,293.92 and 39,809.99 is: 54,963.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,741.05 : 67,293.92 = 39,809.99 : x
  2. Step 2: Convert to fraction form
    48,741.05/67,293.92 = 39,809.99/x
  3. Step 3: Cross multiply
    48,741.05x = 67,293.92 × 39,809.99
  4. Step 4: Simplify right side
    48,741.05x = 2,678,970,083.21
  5. Step 5: Solve for x
    x = 2,678,970,083.21/48,741.05
  6. Step 6: Final answer
    x = 54,963.32

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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.