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Finding the Fourth Proportional to 63,808, 95,712.81 and 22,255

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Solution

The fourth proportional to 63,808, 95,712.81 and 22,255 is: 33,382.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,808 : 95,712.81 = 22,255 : x
  2. Step 2: Convert to fraction form
    63,808/95,712.81 = 22,255/x
  3. Step 3: Cross multiply
    63,808x = 95,712.81 × 22,255
  4. Step 4: Simplify right side
    63,808x = 2,130,088,586.55
  5. Step 5: Solve for x
    x = 2,130,088,586.55/63,808
  6. Step 6: Final answer
    x = 33,382.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.