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Finding the Fourth Proportional to 245,213.54, 367,824.93 and 67,725.26

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Solution

The fourth proportional to 245,213.54, 367,824.93 and 67,725.26 is: 101,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,213.54 : 367,824.93 = 67,725.26 : x
  2. Step 2: Convert to fraction form
    245,213.54/367,824.93 = 67,725.26/x
  3. Step 3: Cross multiply
    245,213.54x = 367,824.93 × 67,725.26
  4. Step 4: Simplify right side
    245,213.54x = 24,911,039,018.73
  5. Step 5: Solve for x
    x = 24,911,039,018.73/245,213.54
  6. Step 6: Final answer
    x = 101,589.17

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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.