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Finding the Fourth Proportional to 69,486.62, 95,891.60 and 37,655.24

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Solution

The fourth proportional to 69,486.62, 95,891.60 and 37,655.24 is: 51,964.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,486.62 : 95,891.60 = 37,655.24 : x
  2. Step 2: Convert to fraction form
    69,486.62/95,891.60 = 37,655.24/x
  3. Step 3: Cross multiply
    69,486.62x = 95,891.60 × 37,655.24
  4. Step 4: Simplify right side
    69,486.62x = 3,610,821,211.98
  5. Step 5: Solve for x
    x = 3,610,821,211.98/69,486.62
  6. Step 6: Final answer
    x = 51,964.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.