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Finding the Fourth Proportional to 63,897.75, 95,863.88 and 19,523.30

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Solution

The fourth proportional to 63,897.75, 95,863.88 and 19,523.30 is: 29,290.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,897.75 : 95,863.88 = 19,523.30 : x
  2. Step 2: Convert to fraction form
    63,897.75/95,863.88 = 19,523.30/x
  3. Step 3: Cross multiply
    63,897.75x = 95,863.88 × 19,523.30
  4. Step 4: Simplify right side
    63,897.75x = 1,871,578,857.89
  5. Step 5: Solve for x
    x = 1,871,578,857.89/63,897.75
  6. Step 6: Final answer
    x = 29,290.21

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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.