Home / 199,088.85-274,749.66-108,446.61

Finding the Fourth Proportional to 199,088.85, 274,749.66 and 108,446.61

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Solution

The fourth proportional to 199,088.85, 274,749.66 and 108,446.61 is: 149,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,088.85 : 274,749.66 = 108,446.61 : x
  2. Step 2: Convert to fraction form
    199,088.85/274,749.66 = 108,446.61/x
  3. Step 3: Cross multiply
    199,088.85x = 274,749.66 × 108,446.61
  4. Step 4: Simplify right side
    199,088.85x = 29,795,669,225.65
  5. Step 5: Solve for x
    x = 29,795,669,225.65/199,088.85
  6. Step 6: Final answer
    x = 149,660.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.