Home / 48,847.50-73,274.36-13,789.89

Finding the Fourth Proportional to 48,847.50, 73,274.36 and 13,789.89

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Solution

The fourth proportional to 48,847.50, 73,274.36 and 13,789.89 is: 20,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,847.50 : 73,274.36 = 13,789.89 : x
  2. Step 2: Convert to fraction form
    48,847.50/73,274.36 = 13,789.89/x
  3. Step 3: Cross multiply
    48,847.50x = 73,274.36 × 13,789.89
  4. Step 4: Simplify right side
    48,847.50x = 1,010,445,364.22
  5. Step 5: Solve for x
    x = 1,010,445,364.22/48,847.50
  6. Step 6: Final answer
    x = 20,685.71

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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.