Home / 226,727.80-340,091.70-186,638.20

Finding the Fourth Proportional to 226,727.80, 340,091.70 and 186,638.20

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Solution

The fourth proportional to 226,727.80, 340,091.70 and 186,638.20 is: 279,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,727.80 : 340,091.70 = 186,638.20 : x
  2. Step 2: Convert to fraction form
    226,727.80/340,091.70 = 186,638.20/x
  3. Step 3: Cross multiply
    226,727.80x = 340,091.70 × 186,638.20
  4. Step 4: Simplify right side
    226,727.80x = 63,474,102,722.94
  5. Step 5: Solve for x
    x = 63,474,102,722.94/226,727.80
  6. Step 6: Final answer
    x = 279,957.30

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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.