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Finding the Fourth Proportional to 98,624.67, 147,893.24 and 61,183.23

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Solution

The fourth proportional to 98,624.67, 147,893.24 and 61,183.23 is: 91,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,624.67 : 147,893.24 = 61,183.23 : x
  2. Step 2: Convert to fraction form
    98,624.67/147,893.24 = 61,183.23/x
  3. Step 3: Cross multiply
    98,624.67x = 147,893.24 × 61,183.23
  4. Step 4: Simplify right side
    98,624.67x = 9,048,585,378.90
  5. Step 5: Solve for x
    x = 9,048,585,378.90/98,624.67
  6. Step 6: Final answer
    x = 91,747.69

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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.