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Finding the Fourth Proportional to 63,866.97, 95,758.74 and 30,585.96

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Solution

The fourth proportional to 63,866.97, 95,758.74 and 30,585.96 is: 45,858.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,866.97 : 95,758.74 = 30,585.96 : x
  2. Step 2: Convert to fraction form
    63,866.97/95,758.74 = 30,585.96/x
  3. Step 3: Cross multiply
    63,866.97x = 95,758.74 × 30,585.96
  4. Step 4: Simplify right side
    63,866.97x = 2,928,872,991.29
  5. Step 5: Solve for x
    x = 2,928,872,991.29/63,866.97
  6. Step 6: Final answer
    x = 45,858.96

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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.