Home / 167,501.22-231,272.36-103,057.17

Finding the Fourth Proportional to 167,501.22, 231,272.36 and 103,057.17

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Solution

The fourth proportional to 167,501.22, 231,272.36 and 103,057.17 is: 142,293.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,501.22 : 231,272.36 = 103,057.17 : x
  2. Step 2: Convert to fraction form
    167,501.22/231,272.36 = 103,057.17/x
  3. Step 3: Cross multiply
    167,501.22x = 231,272.36 × 103,057.17
  4. Step 4: Simplify right side
    167,501.22x = 23,834,274,920.82
  5. Step 5: Solve for x
    x = 23,834,274,920.82/167,501.22
  6. Step 6: Final answer
    x = 142,293.14

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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.