Home / 144,684.28-199,654.62-80,149.14

Finding the Fourth Proportional to 144,684.28, 199,654.62 and 80,149.14

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Solution

The fourth proportional to 144,684.28, 199,654.62 and 80,149.14 is: 110,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,684.28 : 199,654.62 = 80,149.14 : x
  2. Step 2: Convert to fraction form
    144,684.28/199,654.62 = 80,149.14/x
  3. Step 3: Cross multiply
    144,684.28x = 199,654.62 × 80,149.14
  4. Step 4: Simplify right side
    144,684.28x = 16,002,146,090.03
  5. Step 5: Solve for x
    x = 16,002,146,090.03/144,684.28
  6. Step 6: Final answer
    x = 110,600.45

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1.5x scale

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.