Home / 48,739.97-73,095.08-20,659.50

Finding the Fourth Proportional to 48,739.97, 73,095.08 and 20,659.50

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Solution

The fourth proportional to 48,739.97, 73,095.08 and 20,659.50 is: 30,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,739.97 : 73,095.08 = 20,659.50 : x
  2. Step 2: Convert to fraction form
    48,739.97/73,095.08 = 20,659.50/x
  3. Step 3: Cross multiply
    48,739.97x = 73,095.08 × 20,659.50
  4. Step 4: Simplify right side
    48,739.97x = 1,510,107,701.96
  5. Step 5: Solve for x
    x = 1,510,107,701.96/48,739.97
  6. Step 6: Final answer
    x = 30,982.94

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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.