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Finding the Fourth Proportional to 114,584.62, 158,128.48 and 63,600.66

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Solution

The fourth proportional to 114,584.62, 158,128.48 and 63,600.66 is: 87,769.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,584.62 : 158,128.48 = 63,600.66 : x
  2. Step 2: Convert to fraction form
    114,584.62/158,128.48 = 63,600.66/x
  3. Step 3: Cross multiply
    114,584.62x = 158,128.48 × 63,600.66
  4. Step 4: Simplify right side
    114,584.62x = 10,057,075,692.80
  5. Step 5: Solve for x
    x = 10,057,075,692.80/114,584.62
  6. Step 6: Final answer
    x = 87,769.86

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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.