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Finding the Fourth Proportional to 69,387.76, 95,755.03 and 37,556.61

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Solution

The fourth proportional to 69,387.76, 95,755.03 and 37,556.61 is: 51,828.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,387.76 : 95,755.03 = 37,556.61 : x
  2. Step 2: Convert to fraction form
    69,387.76/95,755.03 = 37,556.61/x
  3. Step 3: Cross multiply
    69,387.76x = 95,755.03 × 37,556.61
  4. Step 4: Simplify right side
    69,387.76x = 3,596,234,317.25
  5. Step 5: Solve for x
    x = 3,596,234,317.25/69,387.76
  6. Step 6: Final answer
    x = 51,828.08

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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.