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Finding the Fourth Proportional to 69,737.70, 104,651.04 and 25,360.20

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Solution

The fourth proportional to 69,737.70, 104,651.04 and 25,360.20 is: 38,056.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,737.70 : 104,651.04 = 25,360.20 : x
  2. Step 2: Convert to fraction form
    69,737.70/104,651.04 = 25,360.20/x
  3. Step 3: Cross multiply
    69,737.70x = 104,651.04 × 25,360.20
  4. Step 4: Simplify right side
    69,737.70x = 2,653,971,304.61
  5. Step 5: Solve for x
    x = 2,653,971,304.61/69,737.70
  6. Step 6: Final answer
    x = 38,056.48

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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.