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Finding the Fourth Proportional to 69,319.63, 95,661.09 and 37,488.52

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Solution

The fourth proportional to 69,319.63, 95,661.09 and 37,488.52 is: 51,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,319.63 : 95,661.09 = 37,488.52 : x
  2. Step 2: Convert to fraction form
    69,319.63/95,661.09 = 37,488.52/x
  3. Step 3: Cross multiply
    69,319.63x = 95,661.09 × 37,488.52
  4. Step 4: Simplify right side
    69,319.63x = 3,586,192,446.53
  5. Step 5: Solve for x
    x = 3,586,192,446.53/69,319.63
  6. Step 6: Final answer
    x = 51,734.16

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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.