Home / 48,728.97-73,093.32-39,871.62

Finding the Fourth Proportional to 48,728.97, 73,093.32 and 39,871.62

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Solution

The fourth proportional to 48,728.97, 73,093.32 and 39,871.62 is: 59,807.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,728.97 : 73,093.32 = 39,871.62 : x
  2. Step 2: Convert to fraction form
    48,728.97/73,093.32 = 39,871.62/x
  3. Step 3: Cross multiply
    48,728.97x = 73,093.32 × 39,871.62
  4. Step 4: Simplify right side
    48,728.97x = 2,914,349,079.58
  5. Step 5: Solve for x
    x = 2,914,349,079.58/48,728.97
  6. Step 6: Final answer
    x = 59,807.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.