Home / 167,740.64-251,610.96-43,081.76

Finding the Fourth Proportional to 167,740.64, 251,610.96 and 43,081.76

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Solution

The fourth proportional to 167,740.64, 251,610.96 and 43,081.76 is: 64,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,740.64 : 251,610.96 = 43,081.76 : x
  2. Step 2: Convert to fraction form
    167,740.64/251,610.96 = 43,081.76/x
  3. Step 3: Cross multiply
    167,740.64x = 251,610.96 × 43,081.76
  4. Step 4: Simplify right side
    167,740.64x = 10,839,842,992.09
  5. Step 5: Solve for x
    x = 10,839,842,992.09/167,740.64
  6. Step 6: Final answer
    x = 64,622.64

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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.