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Finding the Fourth Proportional to 222,808.56, 334,135 and 89,654.24

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Solution

The fourth proportional to 222,808.56, 334,135 and 89,654.24 is: 134,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,808.56 : 334,135 = 89,654.24 : x
  2. Step 2: Convert to fraction form
    222,808.56/334,135 = 89,654.24/x
  3. Step 3: Cross multiply
    222,808.56x = 334,135 × 89,654.24
  4. Step 4: Simplify right side
    222,808.56x = 29,956,619,482.40
  5. Step 5: Solve for x
    x = 29,956,619,482.40/222,808.56
  6. Step 6: Final answer
    x = 134,450.04

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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.