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Finding the Fourth Proportional to 63,317.98, 94,735.16 and 55,361.74

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Solution

The fourth proportional to 63,317.98, 94,735.16 and 55,361.74 is: 82,831.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,317.98 : 94,735.16 = 55,361.74 : x
  2. Step 2: Convert to fraction form
    63,317.98/94,735.16 = 55,361.74/x
  3. Step 3: Cross multiply
    63,317.98x = 94,735.16 × 55,361.74
  4. Step 4: Simplify right side
    63,317.98x = 5,244,703,296.78
  5. Step 5: Solve for x
    x = 5,244,703,296.78/63,317.98
  6. Step 6: Final answer
    x = 82,831.18

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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.