Home / 42,694.06-63,997.36-17,748.60

Finding the Fourth Proportional to 42,694.06, 63,997.36 and 17,748.60

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Solution

The fourth proportional to 42,694.06, 63,997.36 and 17,748.60 is: 26,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,694.06 : 63,997.36 = 17,748.60 : x
  2. Step 2: Convert to fraction form
    42,694.06/63,997.36 = 17,748.60/x
  3. Step 3: Cross multiply
    42,694.06x = 63,997.36 × 17,748.60
  4. Step 4: Simplify right side
    42,694.06x = 1,135,863,543.70
  5. Step 5: Solve for x
    x = 1,135,863,543.70/42,694.06
  6. Step 6: Final answer
    x = 26,604.72

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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.