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Finding the Fourth Proportional to 154,998.50, 232,499.91 and 44,190.50

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Solution

The fourth proportional to 154,998.50, 232,499.91 and 44,190.50 is: 66,286.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,998.50 : 232,499.91 = 44,190.50 : x
  2. Step 2: Convert to fraction form
    154,998.50/232,499.91 = 44,190.50/x
  3. Step 3: Cross multiply
    154,998.50x = 232,499.91 × 44,190.50
  4. Step 4: Simplify right side
    154,998.50x = 10,274,287,272.86
  5. Step 5: Solve for x
    x = 10,274,287,272.86/154,998.50
  6. Step 6: Final answer
    x = 66,286.37

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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.