Home / 147,650.18-203,757.24-80,582.18

Finding the Fourth Proportional to 147,650.18, 203,757.24 and 80,582.18

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Solution

The fourth proportional to 147,650.18, 203,757.24 and 80,582.18 is: 111,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,650.18 : 203,757.24 = 80,582.18 : x
  2. Step 2: Convert to fraction form
    147,650.18/203,757.24 = 80,582.18/x
  3. Step 3: Cross multiply
    147,650.18x = 203,757.24 × 80,582.18
  4. Step 4: Simplify right side
    147,650.18x = 16,419,201,571.20
  5. Step 5: Solve for x
    x = 16,419,201,571.20/147,650.18
  6. Step 6: Final answer
    x = 111,203.40

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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.