Home / 110,727.40-166,091.10-73,329.70

Finding the Fourth Proportional to 110,727.40, 166,091.10 and 73,329.70

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Solution

The fourth proportional to 110,727.40, 166,091.10 and 73,329.70 is: 109,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,727.40 : 166,091.10 = 73,329.70 : x
  2. Step 2: Convert to fraction form
    110,727.40/166,091.10 = 73,329.70/x
  3. Step 3: Cross multiply
    110,727.40x = 166,091.10 × 73,329.70
  4. Step 4: Simplify right side
    110,727.40x = 12,179,410,535.67
  5. Step 5: Solve for x
    x = 12,179,410,535.67/110,727.40
  6. Step 6: Final answer
    x = 109,994.55

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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.