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Finding the Fourth Proportional to 148,536, 222,705.59 and 53,753.85

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Solution

The fourth proportional to 148,536, 222,705.59 and 53,753.85 is: 80,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,536 : 222,705.59 = 53,753.85 : x
  2. Step 2: Convert to fraction form
    148,536/222,705.59 = 53,753.85/x
  3. Step 3: Cross multiply
    148,536x = 222,705.59 × 53,753.85
  4. Step 4: Simplify right side
    148,536x = 11,971,282,610.25
  5. Step 5: Solve for x
    x = 11,971,282,610.25/148,536
  6. Step 6: Final answer
    x = 80,595.16

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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.