Home / 147,998.82-204,234.22-80,929.38

Finding the Fourth Proportional to 147,998.82, 204,234.22 and 80,929.38

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Solution

The fourth proportional to 147,998.82, 204,234.22 and 80,929.38 is: 111,680.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,998.82 : 204,234.22 = 80,929.38 : x
  2. Step 2: Convert to fraction form
    147,998.82/204,234.22 = 80,929.38/x
  3. Step 3: Cross multiply
    147,998.82x = 204,234.22 × 80,929.38
  4. Step 4: Simplify right side
    147,998.82x = 16,528,548,799.38
  5. Step 5: Solve for x
    x = 16,528,548,799.38/147,998.82
  6. Step 6: Final answer
    x = 111,680.27

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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.