Home / 487,857.24-731,867.94-167,996.34

Finding the Fourth Proportional to 487,857.24, 731,867.94 and 167,996.34

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Solution

The fourth proportional to 487,857.24, 731,867.94 and 167,996.34 is: 252,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,857.24 : 731,867.94 = 167,996.34 : x
  2. Step 2: Convert to fraction form
    487,857.24/731,867.94 = 167,996.34/x
  3. Step 3: Cross multiply
    487,857.24x = 731,867.94 × 167,996.34
  4. Step 4: Simplify right side
    487,857.24x = 122,951,135,283.34
  5. Step 5: Solve for x
    x = 122,951,135,283.34/487,857.24
  6. Step 6: Final answer
    x = 252,022.77

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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.