Home / 146,610.82-202,342.01-82,104.65

Finding the Fourth Proportional to 146,610.82, 202,342.01 and 82,104.65

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Solution

The fourth proportional to 146,610.82, 202,342.01 and 82,104.65 is: 113,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,610.82 : 202,342.01 = 82,104.65 : x
  2. Step 2: Convert to fraction form
    146,610.82/202,342.01 = 82,104.65/x
  3. Step 3: Cross multiply
    146,610.82x = 202,342.01 × 82,104.65
  4. Step 4: Simplify right side
    146,610.82x = 16,613,219,911.35
  5. Step 5: Solve for x
    x = 16,613,219,911.35/146,610.82
  6. Step 6: Final answer
    x = 113,315.10

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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.