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Finding the Fourth Proportional to 69,208.68, 95,508 and 37,377.60

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Solution

The fourth proportional to 69,208.68, 95,508 and 37,377.60 is: 51,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,208.68 : 95,508 = 37,377.60 : x
  2. Step 2: Convert to fraction form
    69,208.68/95,508 = 37,377.60/x
  3. Step 3: Cross multiply
    69,208.68x = 95,508 × 37,377.60
  4. Step 4: Simplify right side
    69,208.68x = 3,569,859,820.80
  5. Step 5: Solve for x
    x = 3,569,859,820.80/69,208.68
  6. Step 6: Final answer
    x = 51,581.10

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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.