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Finding the Fourth Proportional to 133,858.96, 200,657.88 and 63,719.44

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Solution

The fourth proportional to 133,858.96, 200,657.88 and 63,719.44 is: 95,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,858.96 : 200,657.88 = 63,719.44 : x
  2. Step 2: Convert to fraction form
    133,858.96/200,657.88 = 63,719.44/x
  3. Step 3: Cross multiply
    133,858.96x = 200,657.88 × 63,719.44
  4. Step 4: Simplify right side
    133,858.96x = 12,785,807,745.19
  5. Step 5: Solve for x
    x = 12,785,807,745.19/133,858.96
  6. Step 6: Final answer
    x = 95,517.01

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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.