Home / 293,725.88-405,340.30-166,401.17

Finding the Fourth Proportional to 293,725.88, 405,340.30 and 166,401.17

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Solution

The fourth proportional to 293,725.88, 405,340.30 and 166,401.17 is: 229,632.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,725.88 : 405,340.30 = 166,401.17 : x
  2. Step 2: Convert to fraction form
    293,725.88/405,340.30 = 166,401.17/x
  3. Step 3: Cross multiply
    293,725.88x = 405,340.30 × 166,401.17
  4. Step 4: Simplify right side
    293,725.88x = 67,449,100,168.15
  5. Step 5: Solve for x
    x = 67,449,100,168.15/293,725.88
  6. Step 6: Final answer
    x = 229,632.81

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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.