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Finding the Fourth Proportional to 223,753.36, 335,596.70 and 73,994.43

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Solution

The fourth proportional to 223,753.36, 335,596.70 and 73,994.43 is: 110,980.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,753.36 : 335,596.70 = 73,994.43 : x
  2. Step 2: Convert to fraction form
    223,753.36/335,596.70 = 73,994.43/x
  3. Step 3: Cross multiply
    223,753.36x = 335,596.70 × 73,994.43
  4. Step 4: Simplify right side
    223,753.36x = 24,832,286,526.38
  5. Step 5: Solve for x
    x = 24,832,286,526.38/223,753.36
  6. Step 6: Final answer
    x = 110,980.62

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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.