Home / 168,063.00-231,907.38-102,618.90

Finding the Fourth Proportional to 168,063.00, 231,907.38 and 102,618.90

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Solution

The fourth proportional to 168,063.00, 231,907.38 and 102,618.90 is: 141,602.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,063.00 : 231,907.38 = 102,618.90 : x
  2. Step 2: Convert to fraction form
    168,063.00/231,907.38 = 102,618.90/x
  3. Step 3: Cross multiply
    168,063.00x = 231,907.38 × 102,618.90
  4. Step 4: Simplify right side
    168,063.00x = 23,798,079,724.39
  5. Step 5: Solve for x
    x = 23,798,079,724.39/168,063.00
  6. Step 6: Final answer
    x = 141,602.14

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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.