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Finding the Fourth Proportional to 69,904.92, 104,902.47 and 25,527.96

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Solution

The fourth proportional to 69,904.92, 104,902.47 and 25,527.96 is: 38,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,904.92 : 104,902.47 = 25,527.96 : x
  2. Step 2: Convert to fraction form
    69,904.92/104,902.47 = 25,527.96/x
  3. Step 3: Cross multiply
    69,904.92x = 104,902.47 × 25,527.96
  4. Step 4: Simplify right side
    69,904.92x = 2,677,946,058.06
  5. Step 5: Solve for x
    x = 2,677,946,058.06/69,904.92
  6. Step 6: Final answer
    x = 38,308.41

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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.