Home / 64,135.20-96,223.56-30,850.92

Finding the Fourth Proportional to 64,135.20, 96,223.56 and 30,850.92

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Solution

The fourth proportional to 64,135.20, 96,223.56 and 30,850.92 is: 46,286.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,135.20 : 96,223.56 = 30,850.92 : x
  2. Step 2: Convert to fraction form
    64,135.20/96,223.56 = 30,850.92/x
  3. Step 3: Cross multiply
    64,135.20x = 96,223.56 × 30,850.92
  4. Step 4: Simplify right side
    64,135.20x = 2,968,585,351.68
  5. Step 5: Solve for x
    x = 2,968,585,351.68/64,135.20
  6. Step 6: Final answer
    x = 46,286.37

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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.