Home / 199,186.16-274,874.40-108,546.08

Finding the Fourth Proportional to 199,186.16, 274,874.40 and 108,546.08

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Solution

The fourth proportional to 199,186.16, 274,874.40 and 108,546.08 is: 149,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,186.16 : 274,874.40 = 108,546.08 : x
  2. Step 2: Convert to fraction form
    199,186.16/274,874.40 = 108,546.08/x
  3. Step 3: Cross multiply
    199,186.16x = 274,874.40 × 108,546.08
  4. Step 4: Simplify right side
    199,186.16x = 29,836,538,612.35
  5. Step 5: Solve for x
    x = 29,836,538,612.35/199,186.16
  6. Step 6: Final answer
    x = 149,792.23

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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.