Home / 149,539.20-206,247.41-95,829.21

Finding the Fourth Proportional to 149,539.20, 206,247.41 and 95,829.21

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Solution

The fourth proportional to 149,539.20, 206,247.41 and 95,829.21 is: 132,169.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,539.20 : 206,247.41 = 95,829.21 : x
  2. Step 2: Convert to fraction form
    149,539.20/206,247.41 = 95,829.21/x
  3. Step 3: Cross multiply
    149,539.20x = 206,247.41 × 95,829.21
  4. Step 4: Simplify right side
    149,539.20x = 19,764,526,784.10
  5. Step 5: Solve for x
    x = 19,764,526,784.10/149,539.20
  6. Step 6: Final answer
    x = 132,169.54

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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.