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Finding the Fourth Proportional to 68,650.44, 94,780.44 and 52,703.16

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Solution

The fourth proportional to 68,650.44, 94,780.44 and 52,703.16 is: 72,763.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,650.44 : 94,780.44 = 52,703.16 : x
  2. Step 2: Convert to fraction form
    68,650.44/94,780.44 = 52,703.16/x
  3. Step 3: Cross multiply
    68,650.44x = 94,780.44 × 52,703.16
  4. Step 4: Simplify right side
    68,650.44x = 4,995,228,694.19
  5. Step 5: Solve for x
    x = 4,995,228,694.19/68,650.44
  6. Step 6: Final answer
    x = 72,763.24

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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.