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Finding the Fourth Proportional to 69,944.96, 104,902.72 and 25,592.64

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Solution

The fourth proportional to 69,944.96, 104,902.72 and 25,592.64 is: 38,383.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,944.96 : 104,902.72 = 25,592.64 : x
  2. Step 2: Convert to fraction form
    69,944.96/104,902.72 = 25,592.64/x
  3. Step 3: Cross multiply
    69,944.96x = 104,902.72 × 25,592.64
  4. Step 4: Simplify right side
    69,944.96x = 2,684,737,547.98
  5. Step 5: Solve for x
    x = 2,684,737,547.98/69,944.96
  6. Step 6: Final answer
    x = 38,383.57

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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.