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Finding the Fourth Proportional to 69,225.74, 95,531.57 and 37,394.64

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Solution

The fourth proportional to 69,225.74, 95,531.57 and 37,394.64 is: 51,604.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,225.74 : 95,531.57 = 37,394.64 : x
  2. Step 2: Convert to fraction form
    69,225.74/95,531.57 = 37,394.64/x
  3. Step 3: Cross multiply
    69,225.74x = 95,531.57 × 37,394.64
  4. Step 4: Simplify right side
    69,225.74x = 3,572,368,481.81
  5. Step 5: Solve for x
    x = 3,572,368,481.81/69,225.74
  6. Step 6: Final answer
    x = 51,604.63

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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.