Home / 146,550.70-202,218.69-82,019.62

Finding the Fourth Proportional to 146,550.70, 202,218.69 and 82,019.62

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Solution

The fourth proportional to 146,550.70, 202,218.69 and 82,019.62 is: 113,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,550.70 : 202,218.69 = 82,019.62 : x
  2. Step 2: Convert to fraction form
    146,550.70/202,218.69 = 82,019.62/x
  3. Step 3: Cross multiply
    146,550.70x = 202,218.69 × 82,019.62
  4. Step 4: Simplify right side
    146,550.70x = 16,585,900,110.70
  5. Step 5: Solve for x
    x = 16,585,900,110.70/146,550.70
  6. Step 6: Final answer
    x = 113,175.17

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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.