Home / 63,579.40-95,288.46-28,517.64

Finding the Fourth Proportional to 63,579.40, 95,288.46 and 28,517.64

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Solution

The fourth proportional to 63,579.40, 95,288.46 and 28,517.64 is: 42,740.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,579.40 : 95,288.46 = 28,517.64 : x
  2. Step 2: Convert to fraction form
    63,579.40/95,288.46 = 28,517.64/x
  3. Step 3: Cross multiply
    63,579.40x = 95,288.46 × 28,517.64
  4. Step 4: Simplify right side
    63,579.40x = 2,717,401,998.43
  5. Step 5: Solve for x
    x = 2,717,401,998.43/63,579.40
  6. Step 6: Final answer
    x = 42,740.29

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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.