Home / 192,019.14-264,999.15-107,138.04

Finding the Fourth Proportional to 192,019.14, 264,999.15 and 107,138.04

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Solution

The fourth proportional to 192,019.14, 264,999.15 and 107,138.04 is: 147,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,019.14 : 264,999.15 = 107,138.04 : x
  2. Step 2: Convert to fraction form
    192,019.14/264,999.15 = 107,138.04/x
  3. Step 3: Cross multiply
    192,019.14x = 264,999.15 × 107,138.04
  4. Step 4: Simplify right side
    192,019.14x = 28,391,489,532.67
  5. Step 5: Solve for x
    x = 28,391,489,532.67/192,019.14
  6. Step 6: Final answer
    x = 147,857.60

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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.