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Finding the Fourth Proportional to 69,479.88, 95,882.56 and 37,648.83

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Solution

The fourth proportional to 69,479.88, 95,882.56 and 37,648.83 is: 51,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,479.88 : 95,882.56 = 37,648.83 : x
  2. Step 2: Convert to fraction form
    69,479.88/95,882.56 = 37,648.83/x
  3. Step 3: Cross multiply
    69,479.88x = 95,882.56 × 37,648.83
  4. Step 4: Simplify right side
    69,479.88x = 3,609,866,201.40
  5. Step 5: Solve for x
    x = 3,609,866,201.40/69,479.88
  6. Step 6: Final answer
    x = 51,955.57

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1.5x scale

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.