Home / 109,059.41-163,589.12-34,179.54

Finding the Fourth Proportional to 109,059.41, 163,589.12 and 34,179.54

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Solution

The fourth proportional to 109,059.41, 163,589.12 and 34,179.54 is: 51,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,059.41 : 163,589.12 = 34,179.54 : x
  2. Step 2: Convert to fraction form
    109,059.41/163,589.12 = 34,179.54/x
  3. Step 3: Cross multiply
    109,059.41x = 163,589.12 × 34,179.54
  4. Step 4: Simplify right side
    109,059.41x = 5,591,400,870.60
  5. Step 5: Solve for x
    x = 5,591,400,870.60/109,059.41
  6. Step 6: Final answer
    x = 51,269.31

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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.