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Finding the Fourth Proportional to 69,596.26, 96,037.56 and 40,917.10

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Solution

The fourth proportional to 69,596.26, 96,037.56 and 40,917.10 is: 56,462.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,596.26 : 96,037.56 = 40,917.10 : x
  2. Step 2: Convert to fraction form
    69,596.26/96,037.56 = 40,917.10/x
  3. Step 3: Cross multiply
    69,596.26x = 96,037.56 × 40,917.10
  4. Step 4: Simplify right side
    69,596.26x = 3,929,577,761.50
  5. Step 5: Solve for x
    x = 3,929,577,761.50/69,596.26
  6. Step 6: Final answer
    x = 56,462.49

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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.