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Finding the Fourth Proportional to 69,497.55, 95,906.57 and 37,666.44

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Solution

The fourth proportional to 69,497.55, 95,906.57 and 37,666.44 is: 51,979.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,497.55 : 95,906.57 = 37,666.44 : x
  2. Step 2: Convert to fraction form
    69,497.55/95,906.57 = 37,666.44/x
  3. Step 3: Cross multiply
    69,497.55x = 95,906.57 × 37,666.44
  4. Step 4: Simplify right side
    69,497.55x = 3,612,458,876.18
  5. Step 5: Solve for x
    x = 3,612,458,876.18/69,497.55
  6. Step 6: Final answer
    x = 51,979.66

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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.