Home / 135,016.04-186,333.03-74,591.96

Finding the Fourth Proportional to 135,016.04, 186,333.03 and 74,591.96

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Solution

The fourth proportional to 135,016.04, 186,333.03 and 74,591.96 is: 102,942.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,016.04 : 186,333.03 = 74,591.96 : x
  2. Step 2: Convert to fraction form
    135,016.04/186,333.03 = 74,591.96/x
  3. Step 3: Cross multiply
    135,016.04x = 186,333.03 × 74,591.96
  4. Step 4: Simplify right side
    135,016.04x = 13,898,945,920.44
  5. Step 5: Solve for x
    x = 13,898,945,920.44/135,016.04
  6. Step 6: Final answer
    x = 102,942.92

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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.