Home / 300,186.05-414,252.14-164,216.61

Finding the Fourth Proportional to 300,186.05, 414,252.14 and 164,216.61

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Solution

The fourth proportional to 300,186.05, 414,252.14 and 164,216.61 is: 226,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,186.05 : 414,252.14 = 164,216.61 : x
  2. Step 2: Convert to fraction form
    300,186.05/414,252.14 = 164,216.61/x
  3. Step 3: Cross multiply
    300,186.05x = 414,252.14 × 164,216.61
  4. Step 4: Simplify right side
    300,186.05x = 68,027,081,294.96
  5. Step 5: Solve for x
    x = 68,027,081,294.96/300,186.05
  6. Step 6: Final answer
    x = 226,616.40

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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.