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Finding the Fourth Proportional to 154,544.86, 231,850.44 and 47,926.50

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Solution

The fourth proportional to 154,544.86, 231,850.44 and 47,926.50 is: 71,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,544.86 : 231,850.44 = 47,926.50 : x
  2. Step 2: Convert to fraction form
    154,544.86/231,850.44 = 47,926.50/x
  3. Step 3: Cross multiply
    154,544.86x = 231,850.44 × 47,926.50
  4. Step 4: Simplify right side
    154,544.86x = 11,111,780,112.66
  5. Step 5: Solve for x
    x = 11,111,780,112.66/154,544.86
  6. Step 6: Final answer
    x = 71,900.03

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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.