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Finding the Fourth Proportional to 98,379.49, 147,481.57 and 36,035.41

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Solution

The fourth proportional to 98,379.49, 147,481.57 and 36,035.41 is: 54,021.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,379.49 : 147,481.57 = 36,035.41 : x
  2. Step 2: Convert to fraction form
    98,379.49/147,481.57 = 36,035.41/x
  3. Step 3: Cross multiply
    98,379.49x = 147,481.57 × 36,035.41
  4. Step 4: Simplify right side
    98,379.49x = 5,314,558,842.39
  5. Step 5: Solve for x
    x = 5,314,558,842.39/98,379.49
  6. Step 6: Final answer
    x = 54,021.00

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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.