Home / 73,564.68-110,260.20-31,432.44

Finding the Fourth Proportional to 73,564.68, 110,260.20 and 31,432.44

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Solution

The fourth proportional to 73,564.68, 110,260.20 and 31,432.44 is: 47,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,564.68 : 110,260.20 = 31,432.44 : x
  2. Step 2: Convert to fraction form
    73,564.68/110,260.20 = 31,432.44/x
  3. Step 3: Cross multiply
    73,564.68x = 110,260.20 × 31,432.44
  4. Step 4: Simplify right side
    73,564.68x = 3,465,747,120.89
  5. Step 5: Solve for x
    x = 3,465,747,120.89/73,564.68
  6. Step 6: Final answer
    x = 47,111.56

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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.