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Finding the Fourth Proportional to 144,653.74, 217,015.26 and 60,367.02

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Solution

The fourth proportional to 144,653.74, 217,015.26 and 60,367.02 is: 90,564.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,653.74 : 217,015.26 = 60,367.02 : x
  2. Step 2: Convert to fraction form
    144,653.74/217,015.26 = 60,367.02/x
  3. Step 3: Cross multiply
    144,653.74x = 217,015.26 × 60,367.02
  4. Step 4: Simplify right side
    144,653.74x = 13,100,564,540.73
  5. Step 5: Solve for x
    x = 13,100,564,540.73/144,653.74
  6. Step 6: Final answer
    x = 90,564.99

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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.