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Finding the Fourth Proportional to 69,301.80, 95,636.52 and 37,470.70

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Solution

The fourth proportional to 69,301.80, 95,636.52 and 37,470.70 is: 51,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,301.80 : 95,636.52 = 37,470.70 : x
  2. Step 2: Convert to fraction form
    69,301.80/95,636.52 = 37,470.70/x
  3. Step 3: Cross multiply
    69,301.80x = 95,636.52 × 37,470.70
  4. Step 4: Simplify right side
    69,301.80x = 3,583,567,469.51
  5. Step 5: Solve for x
    x = 3,583,567,469.51/69,301.80
  6. Step 6: Final answer
    x = 51,709.59

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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.