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Finding the Fourth Proportional to 222,500.34, 333,771.01 and 72,741.42

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Solution

The fourth proportional to 222,500.34, 333,771.01 and 72,741.42 is: 109,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,500.34 : 333,771.01 = 72,741.42 : x
  2. Step 2: Convert to fraction form
    222,500.34/333,771.01 = 72,741.42/x
  3. Step 3: Cross multiply
    222,500.34x = 333,771.01 × 72,741.42
  4. Step 4: Simplify right side
    222,500.34x = 24,278,977,040.38
  5. Step 5: Solve for x
    x = 24,278,977,040.38/222,500.34
  6. Step 6: Final answer
    x = 109,118.83

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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.