Home / 111,623.37-154,037.67-60,634.96

Finding the Fourth Proportional to 111,623.37, 154,037.67 and 60,634.96

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Solution

The fourth proportional to 111,623.37, 154,037.67 and 60,634.96 is: 83,674.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,623.37 : 154,037.67 = 60,634.96 : x
  2. Step 2: Convert to fraction form
    111,623.37/154,037.67 = 60,634.96/x
  3. Step 3: Cross multiply
    111,623.37x = 154,037.67 × 60,634.96
  4. Step 4: Simplify right side
    111,623.37x = 9,340,067,958.94
  5. Step 5: Solve for x
    x = 9,340,067,958.94/111,623.37
  6. Step 6: Final answer
    x = 83,674.84

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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.