Home / 151,843.49-227,903.37-80,825.83

Finding the Fourth Proportional to 151,843.49, 227,903.37 and 80,825.83

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Solution

The fourth proportional to 151,843.49, 227,903.37 and 80,825.83 is: 121,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,843.49 : 227,903.37 = 80,825.83 : x
  2. Step 2: Convert to fraction form
    151,843.49/227,903.37 = 80,825.83/x
  3. Step 3: Cross multiply
    151,843.49x = 227,903.37 × 80,825.83
  4. Step 4: Simplify right side
    151,843.49x = 18,420,479,903.79
  5. Step 5: Solve for x
    x = 18,420,479,903.79/151,843.49
  6. Step 6: Final answer
    x = 121,312.28

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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.