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Finding the Fourth Proportional to 73,979.84, 110,980.29 and 24,043.88

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Solution

The fourth proportional to 73,979.84, 110,980.29 and 24,043.88 is: 36,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,979.84 : 110,980.29 = 24,043.88 : x
  2. Step 2: Convert to fraction form
    73,979.84/110,980.29 = 24,043.88/x
  3. Step 3: Cross multiply
    73,979.84x = 110,980.29 × 24,043.88
  4. Step 4: Simplify right side
    73,979.84x = 2,668,396,775.13
  5. Step 5: Solve for x
    x = 2,668,396,775.13/73,979.84
  6. Step 6: Final answer
    x = 36,069.24

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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.