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Finding the Fourth Proportional to 67,797.18, 101,657.66 and 27,805.16

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Solution

The fourth proportional to 67,797.18, 101,657.66 and 27,805.16 is: 41,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,797.18 : 101,657.66 = 27,805.16 : x
  2. Step 2: Convert to fraction form
    67,797.18/101,657.66 = 27,805.16/x
  3. Step 3: Cross multiply
    67,797.18x = 101,657.66 × 27,805.16
  4. Step 4: Simplify right side
    67,797.18x = 2,826,606,854.21
  5. Step 5: Solve for x
    x = 2,826,606,854.21/67,797.18
  6. Step 6: Final answer
    x = 41,692.10

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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.