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Finding the Fourth Proportional to 98,696.37, 148,100.99 and 41,765.79

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Solution

The fourth proportional to 98,696.37, 148,100.99 and 41,765.79 is: 62,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,696.37 : 148,100.99 = 41,765.79 : x
  2. Step 2: Convert to fraction form
    98,696.37/148,100.99 = 41,765.79/x
  3. Step 3: Cross multiply
    98,696.37x = 148,100.99 × 41,765.79
  4. Step 4: Simplify right side
    98,696.37x = 6,185,554,638.30
  5. Step 5: Solve for x
    x = 6,185,554,638.30/98,696.37
  6. Step 6: Final answer
    x = 62,672.56

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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.