Home / 161,694.20-223,140.30-92,794.88

Finding the Fourth Proportional to 161,694.20, 223,140.30 and 92,794.88

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Solution

The fourth proportional to 161,694.20, 223,140.30 and 92,794.88 is: 128,058.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,694.20 : 223,140.30 = 92,794.88 : x
  2. Step 2: Convert to fraction form
    161,694.20/223,140.30 = 92,794.88/x
  3. Step 3: Cross multiply
    161,694.20x = 223,140.30 × 92,794.88
  4. Step 4: Simplify right side
    161,694.20x = 20,706,277,361.66
  5. Step 5: Solve for x
    x = 20,706,277,361.66/161,694.20
  6. Step 6: Final answer
    x = 128,058.26

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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.