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Finding the Fourth Proportional to 73,757.88, 110,650.86 and 27,013.32

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Solution

The fourth proportional to 73,757.88, 110,650.86 and 27,013.32 is: 40,525.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,757.88 : 110,650.86 = 27,013.32 : x
  2. Step 2: Convert to fraction form
    73,757.88/110,650.86 = 27,013.32/x
  3. Step 3: Cross multiply
    73,757.88x = 110,650.86 × 27,013.32
  4. Step 4: Simplify right side
    73,757.88x = 2,989,047,089.46
  5. Step 5: Solve for x
    x = 2,989,047,089.46/73,757.88
  6. Step 6: Final answer
    x = 40,525.12

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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.