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Finding the Fourth Proportional to 69,339.74, 95,688.48 and 37,508.55

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Solution

The fourth proportional to 69,339.74, 95,688.48 and 37,508.55 is: 51,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,339.74 : 95,688.48 = 37,508.55 : x
  2. Step 2: Convert to fraction form
    69,339.74/95,688.48 = 37,508.55/x
  3. Step 3: Cross multiply
    69,339.74x = 95,688.48 × 37,508.55
  4. Step 4: Simplify right side
    69,339.74x = 3,589,136,136.50
  5. Step 5: Solve for x
    x = 3,589,136,136.50/69,339.74
  6. Step 6: Final answer
    x = 51,761.61

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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.