Home / 43,230.30-64,874.67-15,150.64

Finding the Fourth Proportional to 43,230.30, 64,874.67 and 15,150.64

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Solution

The fourth proportional to 43,230.30, 64,874.67 and 15,150.64 is: 22,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,230.30 : 64,874.67 = 15,150.64 : x
  2. Step 2: Convert to fraction form
    43,230.30/64,874.67 = 15,150.64/x
  3. Step 3: Cross multiply
    43,230.30x = 64,874.67 × 15,150.64
  4. Step 4: Simplify right side
    43,230.30x = 982,892,694.54
  5. Step 5: Solve for x
    x = 982,892,694.54/43,230.30
  6. Step 6: Final answer
    x = 22,736.20

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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.