Home / 151,743.10-227,614.65-80,884.30

Finding the Fourth Proportional to 151,743.10, 227,614.65 and 80,884.30

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Solution

The fourth proportional to 151,743.10, 227,614.65 and 80,884.30 is: 121,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,743.10 : 227,614.65 = 80,884.30 : x
  2. Step 2: Convert to fraction form
    151,743.10/227,614.65 = 80,884.30/x
  3. Step 3: Cross multiply
    151,743.10x = 227,614.65 × 80,884.30
  4. Step 4: Simplify right side
    151,743.10x = 18,410,451,635.00
  5. Step 5: Solve for x
    x = 18,410,451,635.00/151,743.10
  6. Step 6: Final answer
    x = 121,326.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.