Home / 111,607.05-167,410.58-108,982.65

Finding the Fourth Proportional to 111,607.05, 167,410.58 and 108,982.65

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Solution

The fourth proportional to 111,607.05, 167,410.58 and 108,982.65 is: 163,473.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,607.05 : 167,410.58 = 108,982.65 : x
  2. Step 2: Convert to fraction form
    111,607.05/167,410.58 = 108,982.65/x
  3. Step 3: Cross multiply
    111,607.05x = 167,410.58 × 108,982.65
  4. Step 4: Simplify right side
    111,607.05x = 18,244,848,101.52
  5. Step 5: Solve for x
    x = 18,244,848,101.52/111,607.05
  6. Step 6: Final answer
    x = 163,473.98

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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.