Home / 63,831.05-87,896.67-62,414.91

Finding the Fourth Proportional to 63,831.05, 87,896.67 and 62,414.91

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Solution

The fourth proportional to 63,831.05, 87,896.67 and 62,414.91 is: 85,946.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,831.05 : 87,896.67 = 62,414.91 : x
  2. Step 2: Convert to fraction form
    63,831.05/87,896.67 = 62,414.91/x
  3. Step 3: Cross multiply
    63,831.05x = 87,896.67 × 62,414.91
  4. Step 4: Simplify right side
    63,831.05x = 5,486,062,747.35
  5. Step 5: Solve for x
    x = 5,486,062,747.35/63,831.05
  6. Step 6: Final answer
    x = 85,946.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.