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Finding the Fourth Proportional to 114,893.26, 158,551.22 and 63,905.78

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Solution

The fourth proportional to 114,893.26, 158,551.22 and 63,905.78 is: 88,189.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,893.26 : 158,551.22 = 63,905.78 : x
  2. Step 2: Convert to fraction form
    114,893.26/158,551.22 = 63,905.78/x
  3. Step 3: Cross multiply
    114,893.26x = 158,551.22 × 63,905.78
  4. Step 4: Simplify right side
    114,893.26x = 10,132,339,384.05
  5. Step 5: Solve for x
    x = 10,132,339,384.05/114,893.26
  6. Step 6: Final answer
    x = 88,189.15

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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.