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Finding the Fourth Proportional to 69,284.56, 95,612.76 and 37,453.46

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Solution

The fourth proportional to 69,284.56, 95,612.76 and 37,453.46 is: 51,685.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,284.56 : 95,612.76 = 37,453.46 : x
  2. Step 2: Convert to fraction form
    69,284.56/95,612.76 = 37,453.46/x
  3. Step 3: Cross multiply
    69,284.56x = 95,612.76 × 37,453.46
  4. Step 4: Simplify right side
    69,284.56x = 3,581,028,682.15
  5. Step 5: Solve for x
    x = 3,581,028,682.15/69,284.56
  6. Step 6: Final answer
    x = 51,685.81

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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.