Home / 167,949.63-231,774.62-103,394.84

Finding the Fourth Proportional to 167,949.63, 231,774.62 and 103,394.84

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Solution

The fourth proportional to 167,949.63, 231,774.62 and 103,394.84 is: 142,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,949.63 : 231,774.62 = 103,394.84 : x
  2. Step 2: Convert to fraction form
    167,949.63/231,774.62 = 103,394.84/x
  3. Step 3: Cross multiply
    167,949.63x = 231,774.62 × 103,394.84
  4. Step 4: Simplify right side
    167,949.63x = 23,964,298,075.11
  5. Step 5: Solve for x
    x = 23,964,298,075.11/167,949.63
  6. Step 6: Final answer
    x = 142,687.41

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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.