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Finding the Fourth Proportional to 69,309.74, 95,647.33 and 39,094.97

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Solution

The fourth proportional to 69,309.74, 95,647.33 and 39,094.97 is: 53,951.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,309.74 : 95,647.33 = 39,094.97 : x
  2. Step 2: Convert to fraction form
    69,309.74/95,647.33 = 39,094.97/x
  3. Step 3: Cross multiply
    69,309.74x = 95,647.33 × 39,094.97
  4. Step 4: Simplify right side
    69,309.74x = 3,739,329,605.58
  5. Step 5: Solve for x
    x = 3,739,329,605.58/69,309.74
  6. Step 6: Final answer
    x = 53,951.00

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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.