Home / 43,215.05-64,821.33-23,617.73

Finding the Fourth Proportional to 43,215.05, 64,821.33 and 23,617.73

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Solution

The fourth proportional to 43,215.05, 64,821.33 and 23,617.73 is: 35,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,215.05 : 64,821.33 = 23,617.73 : x
  2. Step 2: Convert to fraction form
    43,215.05/64,821.33 = 23,617.73/x
  3. Step 3: Cross multiply
    43,215.05x = 64,821.33 × 23,617.73
  4. Step 4: Simplify right side
    43,215.05x = 1,530,932,346.07
  5. Step 5: Solve for x
    x = 1,530,932,346.07/43,215.05
  6. Step 6: Final answer
    x = 35,425.91

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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.