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Finding the Fourth Proportional to 63,998.19, 95,998.66 and 19,623.96

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Solution

The fourth proportional to 63,998.19, 95,998.66 and 19,623.96 is: 29,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,998.19 : 95,998.66 = 19,623.96 : x
  2. Step 2: Convert to fraction form
    63,998.19/95,998.66 = 19,623.96/x
  3. Step 3: Cross multiply
    63,998.19x = 95,998.66 × 19,623.96
  4. Step 4: Simplify right side
    63,998.19x = 1,883,873,383.90
  5. Step 5: Solve for x
    x = 1,883,873,383.90/63,998.19
  6. Step 6: Final answer
    x = 29,436.36

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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.