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Finding the Fourth Proportional to 74,004.93, 110,867.49 and 36,521.10

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Solution

The fourth proportional to 74,004.93, 110,867.49 and 36,521.10 is: 54,712.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,004.93 : 110,867.49 = 36,521.10 : x
  2. Step 2: Convert to fraction form
    74,004.93/110,867.49 = 36,521.10/x
  3. Step 3: Cross multiply
    74,004.93x = 110,867.49 × 36,521.10
  4. Step 4: Simplify right side
    74,004.93x = 4,049,002,689.04
  5. Step 5: Solve for x
    x = 4,049,002,689.04/74,004.93
  6. Step 6: Final answer
    x = 54,712.61

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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.