Home / 49,332.32-74,014.68-18,170

Finding the Fourth Proportional to 49,332.32, 74,014.68 and 18,170

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Solution

The fourth proportional to 49,332.32, 74,014.68 and 18,170 is: 27,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,332.32 : 74,014.68 = 18,170 : x
  2. Step 2: Convert to fraction form
    49,332.32/74,014.68 = 18,170/x
  3. Step 3: Cross multiply
    49,332.32x = 74,014.68 × 18,170
  4. Step 4: Simplify right side
    49,332.32x = 1,344,846,735.60
  5. Step 5: Solve for x
    x = 1,344,846,735.60/49,332.32
  6. Step 6: Final answer
    x = 27,260.97

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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.