Home / 270,769.68-373,650-149,902.48

Finding the Fourth Proportional to 270,769.68, 373,650 and 149,902.48

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Solution

The fourth proportional to 270,769.68, 373,650 and 149,902.48 is: 206,858.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,769.68 : 373,650 = 149,902.48 : x
  2. Step 2: Convert to fraction form
    270,769.68/373,650 = 149,902.48/x
  3. Step 3: Cross multiply
    270,769.68x = 373,650 × 149,902.48
  4. Step 4: Simplify right side
    270,769.68x = 56,011,061,652.00
  5. Step 5: Solve for x
    x = 56,011,061,652.00/270,769.68
  6. Step 6: Final answer
    x = 206,858.69

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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.