Home / 105,844.01-158,791.67-30,961.13

Finding the Fourth Proportional to 105,844.01, 158,791.67 and 30,961.13

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Solution

The fourth proportional to 105,844.01, 158,791.67 and 30,961.13 is: 46,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,844.01 : 158,791.67 = 30,961.13 : x
  2. Step 2: Convert to fraction form
    105,844.01/158,791.67 = 30,961.13/x
  3. Step 3: Cross multiply
    105,844.01x = 158,791.67 × 30,961.13
  4. Step 4: Simplify right side
    105,844.01x = 4,916,369,896.06
  5. Step 5: Solve for x
    x = 4,916,369,896.06/105,844.01
  6. Step 6: Final answer
    x = 46,449.20

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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.