Home / 48,959.40-73,439.82-13,899.06

Finding the Fourth Proportional to 48,959.40, 73,439.82 and 13,899.06

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Solution

The fourth proportional to 48,959.40, 73,439.82 and 13,899.06 is: 20,848.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,959.40 : 73,439.82 = 13,899.06 : x
  2. Step 2: Convert to fraction form
    48,959.40/73,439.82 = 13,899.06/x
  3. Step 3: Cross multiply
    48,959.40x = 73,439.82 × 13,899.06
  4. Step 4: Simplify right side
    48,959.40x = 1,020,744,464.57
  5. Step 5: Solve for x
    x = 1,020,744,464.57/48,959.40
  6. Step 6: Final answer
    x = 20,848.79

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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.