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Finding the Fourth Proportional to 63,694.79, 95,555.93 and 19,325.12

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Solution

The fourth proportional to 63,694.79, 95,555.93 and 19,325.12 is: 28,991.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,694.79 : 95,555.93 = 19,325.12 : x
  2. Step 2: Convert to fraction form
    63,694.79/95,555.93 = 19,325.12/x
  3. Step 3: Cross multiply
    63,694.79x = 95,555.93 × 19,325.12
  4. Step 4: Simplify right side
    63,694.79x = 1,846,629,239.56
  5. Step 5: Solve for x
    x = 1,846,629,239.56/63,694.79
  6. Step 6: Final answer
    x = 28,991.84

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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.