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Finding the Fourth Proportional to 98,151.33, 146,936.36 and 60,590.63

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Solution

The fourth proportional to 98,151.33, 146,936.36 and 60,590.63 is: 90,706.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,151.33 : 146,936.36 = 60,590.63 : x
  2. Step 2: Convert to fraction form
    98,151.33/146,936.36 = 60,590.63/x
  3. Step 3: Cross multiply
    98,151.33x = 146,936.36 × 60,590.63
  4. Step 4: Simplify right side
    98,151.33x = 8,902,965,584.67
  5. Step 5: Solve for x
    x = 8,902,965,584.67/98,151.33
  6. Step 6: Final answer
    x = 90,706.52

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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.