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Finding the Fourth Proportional to 63,368.33, 87,452.52 and 36,512.57

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Solution

The fourth proportional to 63,368.33, 87,452.52 and 36,512.57 is: 50,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,368.33 : 87,452.52 = 36,512.57 : x
  2. Step 2: Convert to fraction form
    63,368.33/87,452.52 = 36,512.57/x
  3. Step 3: Cross multiply
    63,368.33x = 87,452.52 × 36,512.57
  4. Step 4: Simplify right side
    63,368.33x = 3,193,116,476.81
  5. Step 5: Solve for x
    x = 3,193,116,476.81/63,368.33
  6. Step 6: Final answer
    x = 50,389.79

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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.