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Finding the Fourth Proportional to 110,808.75, 166,213.14 and 27,702.75

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Solution

The fourth proportional to 110,808.75, 166,213.14 and 27,702.75 is: 41,554.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,808.75 : 166,213.14 = 27,702.75 : x
  2. Step 2: Convert to fraction form
    110,808.75/166,213.14 = 27,702.75/x
  3. Step 3: Cross multiply
    110,808.75x = 166,213.14 × 27,702.75
  4. Step 4: Simplify right side
    110,808.75x = 4,604,561,064.14
  5. Step 5: Solve for x
    x = 4,604,561,064.14/110,808.75
  6. Step 6: Final answer
    x = 41,554.13

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1.5x scale

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.