Home / 105,936.80-158,905.04-27,051.08

Finding the Fourth Proportional to 105,936.80, 158,905.04 and 27,051.08

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Solution

The fourth proportional to 105,936.80, 158,905.04 and 27,051.08 is: 40,576.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,936.80 : 158,905.04 = 27,051.08 : x
  2. Step 2: Convert to fraction form
    105,936.80/158,905.04 = 27,051.08/x
  3. Step 3: Cross multiply
    105,936.80x = 158,905.04 × 27,051.08
  4. Step 4: Simplify right side
    105,936.80x = 4,298,552,949.44
  5. Step 5: Solve for x
    x = 4,298,552,949.44/105,936.80
  6. Step 6: Final answer
    x = 40,576.58

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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.