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Finding the Fourth Proportional to 177,692.35, 266,374.50 and 88,868.56

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Solution

The fourth proportional to 177,692.35, 266,374.50 and 88,868.56 is: 133,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,692.35 : 266,374.50 = 88,868.56 : x
  2. Step 2: Convert to fraction form
    177,692.35/266,374.50 = 88,868.56/x
  3. Step 3: Cross multiply
    177,692.35x = 266,374.50 × 88,868.56
  4. Step 4: Simplify right side
    177,692.35x = 23,672,318,735.32
  5. Step 5: Solve for x
    x = 23,672,318,735.32/177,692.35
  6. Step 6: Final answer
    x = 133,220.81

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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.