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Finding the Fourth Proportional to 69,833.70, 104,456.97 and 58,868.63

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Solution

The fourth proportional to 69,833.70, 104,456.97 and 58,868.63 is: 88,055.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,833.70 : 104,456.97 = 58,868.63 : x
  2. Step 2: Convert to fraction form
    69,833.70/104,456.97 = 58,868.63/x
  3. Step 3: Cross multiply
    69,833.70x = 104,456.97 × 58,868.63
  4. Step 4: Simplify right side
    69,833.70x = 6,149,238,195.57
  5. Step 5: Solve for x
    x = 6,149,238,195.57/69,833.70
  6. Step 6: Final answer
    x = 88,055.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.