Home / 199,192.16-274,778.28-127,495.04

Finding the Fourth Proportional to 199,192.16, 274,778.28 and 127,495.04

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Solution

The fourth proportional to 199,192.16, 274,778.28 and 127,495.04 is: 175,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,192.16 : 274,778.28 = 127,495.04 : x
  2. Step 2: Convert to fraction form
    199,192.16/274,778.28 = 127,495.04/x
  3. Step 3: Cross multiply
    199,192.16x = 274,778.28 × 127,495.04
  4. Step 4: Simplify right side
    199,192.16x = 35,032,867,799.73
  5. Step 5: Solve for x
    x = 35,032,867,799.73/199,192.16
  6. Step 6: Final answer
    x = 175,874.73

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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.