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Finding the Fourth Proportional to 193,894.88, 290,846 and 60,772.20

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Solution

The fourth proportional to 193,894.88, 290,846 and 60,772.20 is: 91,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,894.88 : 290,846 = 60,772.20 : x
  2. Step 2: Convert to fraction form
    193,894.88/290,846 = 60,772.20/x
  3. Step 3: Cross multiply
    193,894.88x = 290,846 × 60,772.20
  4. Step 4: Simplify right side
    193,894.88x = 17,675,351,281.20
  5. Step 5: Solve for x
    x = 17,675,351,281.20/193,894.88
  6. Step 6: Final answer
    x = 91,159.45

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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.