Home / 208,181.97-312,226.23-95,754.18

Finding the Fourth Proportional to 208,181.97, 312,226.23 and 95,754.18

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Solution

The fourth proportional to 208,181.97, 312,226.23 and 95,754.18 is: 143,609.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,181.97 : 312,226.23 = 95,754.18 : x
  2. Step 2: Convert to fraction form
    208,181.97/312,226.23 = 95,754.18/x
  3. Step 3: Cross multiply
    208,181.97x = 312,226.23 × 95,754.18
  4. Step 4: Simplify right side
    208,181.97x = 29,896,966,628.14
  5. Step 5: Solve for x
    x = 29,896,966,628.14/208,181.97
  6. Step 6: Final answer
    x = 143,609.78

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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.