Home / 45,917.57-68,863.30-17,831.63

Finding the Fourth Proportional to 45,917.57, 68,863.30 and 17,831.63

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Solution

The fourth proportional to 45,917.57, 68,863.30 and 17,831.63 is: 26,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,917.57 : 68,863.30 = 17,831.63 : x
  2. Step 2: Convert to fraction form
    45,917.57/68,863.30 = 17,831.63/x
  3. Step 3: Cross multiply
    45,917.57x = 68,863.30 × 17,831.63
  4. Step 4: Simplify right side
    45,917.57x = 1,227,944,626.40
  5. Step 5: Solve for x
    x = 1,227,944,626.40/45,917.57
  6. Step 6: Final answer
    x = 26,742.37

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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.