Home / 43,313.91-64,959.39-17,018.88

Finding the Fourth Proportional to 43,313.91, 64,959.39 and 17,018.88

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Solution

The fourth proportional to 43,313.91, 64,959.39 and 17,018.88 is: 25,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,313.91 : 64,959.39 = 17,018.88 : x
  2. Step 2: Convert to fraction form
    43,313.91/64,959.39 = 17,018.88/x
  3. Step 3: Cross multiply
    43,313.91x = 64,959.39 × 17,018.88
  4. Step 4: Simplify right side
    43,313.91x = 1,105,536,063.28
  5. Step 5: Solve for x
    x = 1,105,536,063.28/43,313.91
  6. Step 6: Final answer
    x = 25,523.81

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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.