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Finding the Fourth Proportional to 69,701.61, 104,604.99 and 32,287.92

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Solution

The fourth proportional to 69,701.61, 104,604.99 and 32,287.92 is: 48,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,701.61 : 104,604.99 = 32,287.92 : x
  2. Step 2: Convert to fraction form
    69,701.61/104,604.99 = 32,287.92/x
  3. Step 3: Cross multiply
    69,701.61x = 104,604.99 × 32,287.92
  4. Step 4: Simplify right side
    69,701.61x = 3,377,477,548.72
  5. Step 5: Solve for x
    x = 3,377,477,548.72/69,701.61
  6. Step 6: Final answer
    x = 48,456.23

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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.