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Finding the Fourth Proportional to 63,653.16, 87,874.20 and 44,874.12

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Solution

The fourth proportional to 63,653.16, 87,874.20 and 44,874.12 is: 61,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,653.16 : 87,874.20 = 44,874.12 : x
  2. Step 2: Convert to fraction form
    63,653.16/87,874.20 = 44,874.12/x
  3. Step 3: Cross multiply
    63,653.16x = 87,874.20 × 44,874.12
  4. Step 4: Simplify right side
    63,653.16x = 3,943,277,395.70
  5. Step 5: Solve for x
    x = 3,943,277,395.70/63,653.16
  6. Step 6: Final answer
    x = 61,949.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.