Home / 111,238.04-166,855.61-26,998.88

Finding the Fourth Proportional to 111,238.04, 166,855.61 and 26,998.88

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Solution

The fourth proportional to 111,238.04, 166,855.61 and 26,998.88 is: 40,497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,238.04 : 166,855.61 = 26,998.88 : x
  2. Step 2: Convert to fraction form
    111,238.04/166,855.61 = 26,998.88/x
  3. Step 3: Cross multiply
    111,238.04x = 166,855.61 × 26,998.88
  4. Step 4: Simplify right side
    111,238.04x = 4,504,913,824.94
  5. Step 5: Solve for x
    x = 4,504,913,824.94/111,238.04
  6. Step 6: Final answer
    x = 40,497.96

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1.5x scale

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.