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Finding the Fourth Proportional to 69,734.39, 96,233.06 and 39,525.42

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Solution

The fourth proportional to 69,734.39, 96,233.06 and 39,525.42 is: 54,544.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,734.39 : 96,233.06 = 39,525.42 : x
  2. Step 2: Convert to fraction form
    69,734.39/96,233.06 = 39,525.42/x
  3. Step 3: Cross multiply
    69,734.39x = 96,233.06 × 39,525.42
  4. Step 4: Simplify right side
    69,734.39x = 3,803,652,032.76
  5. Step 5: Solve for x
    x = 3,803,652,032.76/69,734.39
  6. Step 6: Final answer
    x = 54,544.86

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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.