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Finding the Fourth Proportional to 63,893.58, 88,171.11 and 40,033.14

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Solution

The fourth proportional to 63,893.58, 88,171.11 and 40,033.14 is: 55,244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,893.58 : 88,171.11 = 40,033.14 : x
  2. Step 2: Convert to fraction form
    63,893.58/88,171.11 = 40,033.14/x
  3. Step 3: Cross multiply
    63,893.58x = 88,171.11 × 40,033.14
  4. Step 4: Simplify right side
    63,893.58x = 3,529,766,390.59
  5. Step 5: Solve for x
    x = 3,529,766,390.59/63,893.58
  6. Step 6: Final answer
    x = 55,244.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.