Home / 48,708.40-73,012.20-26,474.80

Finding the Fourth Proportional to 48,708.40, 73,012.20 and 26,474.80

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Solution

The fourth proportional to 48,708.40, 73,012.20 and 26,474.80 is: 39,684.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,708.40 : 73,012.20 = 26,474.80 : x
  2. Step 2: Convert to fraction form
    48,708.40/73,012.20 = 26,474.80/x
  3. Step 3: Cross multiply
    48,708.40x = 73,012.20 × 26,474.80
  4. Step 4: Simplify right side
    48,708.40x = 1,932,983,392.56
  5. Step 5: Solve for x
    x = 1,932,983,392.56/48,708.40
  6. Step 6: Final answer
    x = 39,684.81

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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.