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Finding the Fourth Proportional to 69,165.01, 103,773.65 and 27,075.17

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Solution

The fourth proportional to 69,165.01, 103,773.65 and 27,075.17 is: 40,622.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,165.01 : 103,773.65 = 27,075.17 : x
  2. Step 2: Convert to fraction form
    69,165.01/103,773.65 = 27,075.17/x
  3. Step 3: Cross multiply
    69,165.01x = 103,773.65 × 27,075.17
  4. Step 4: Simplify right side
    69,165.01x = 2,809,689,215.27
  5. Step 5: Solve for x
    x = 2,809,689,215.27/69,165.01
  6. Step 6: Final answer
    x = 40,622.99

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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.