Home / 167,950.18-231,754.10-103,409.18

Finding the Fourth Proportional to 167,950.18, 231,754.10 and 103,409.18

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Solution

The fourth proportional to 167,950.18, 231,754.10 and 103,409.18 is: 142,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,950.18 : 231,754.10 = 103,409.18 : x
  2. Step 2: Convert to fraction form
    167,950.18/231,754.10 = 103,409.18/x
  3. Step 3: Cross multiply
    167,950.18x = 231,754.10 × 103,409.18
  4. Step 4: Simplify right side
    167,950.18x = 23,965,501,442.64
  5. Step 5: Solve for x
    x = 23,965,501,442.64/167,950.18
  6. Step 6: Final answer
    x = 142,694.11

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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.