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Finding the Fourth Proportional to 103,244.45, 154,923.08 and 40,067.06

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Solution

The fourth proportional to 103,244.45, 154,923.08 and 40,067.06 is: 60,122.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,244.45 : 154,923.08 = 40,067.06 : x
  2. Step 2: Convert to fraction form
    103,244.45/154,923.08 = 40,067.06/x
  3. Step 3: Cross multiply
    103,244.45x = 154,923.08 × 40,067.06
  4. Step 4: Simplify right side
    103,244.45x = 6,207,311,366.79
  5. Step 5: Solve for x
    x = 6,207,311,366.79/103,244.45
  6. Step 6: Final answer
    x = 60,122.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.