Home / 63,831.07-95,718.90-21,699.85

Finding the Fourth Proportional to 63,831.07, 95,718.90 and 21,699.85

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Solution

The fourth proportional to 63,831.07, 95,718.90 and 21,699.85 is: 32,540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,831.07 : 95,718.90 = 21,699.85 : x
  2. Step 2: Convert to fraction form
    63,831.07/95,718.90 = 21,699.85/x
  3. Step 3: Cross multiply
    63,831.07x = 95,718.90 × 21,699.85
  4. Step 4: Simplify right side
    63,831.07x = 2,077,085,772.17
  5. Step 5: Solve for x
    x = 2,077,085,772.17/63,831.07
  6. Step 6: Final answer
    x = 32,540.36

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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.