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Finding the Fourth Proportional to 73,002.69, 109,504.04 and 25,654.95

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Solution

The fourth proportional to 73,002.69, 109,504.04 and 25,654.95 is: 38,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,002.69 : 109,504.04 = 25,654.95 : x
  2. Step 2: Convert to fraction form
    73,002.69/109,504.04 = 25,654.95/x
  3. Step 3: Cross multiply
    73,002.69x = 109,504.04 × 25,654.95
  4. Step 4: Simplify right side
    73,002.69x = 2,809,320,542.72
  5. Step 5: Solve for x
    x = 2,809,320,542.72/73,002.69
  6. Step 6: Final answer
    x = 38,482.43

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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.