Home / 109,449.10-163,954.41-50,203.18

Finding the Fourth Proportional to 109,449.10, 163,954.41 and 50,203.18

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Solution

The fourth proportional to 109,449.10, 163,954.41 and 50,203.18 is: 75,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,449.10 : 163,954.41 = 50,203.18 : x
  2. Step 2: Convert to fraction form
    109,449.10/163,954.41 = 50,203.18/x
  3. Step 3: Cross multiply
    109,449.10x = 163,954.41 × 50,203.18
  4. Step 4: Simplify right side
    109,449.10x = 8,231,032,757.02
  5. Step 5: Solve for x
    x = 8,231,032,757.02/109,449.10
  6. Step 6: Final answer
    x = 75,204.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.