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Finding the Fourth Proportional to 63,600.50, 87,758.47 and 36,746.57

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Solution

The fourth proportional to 63,600.50, 87,758.47 and 36,746.57 is: 50,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,600.50 : 87,758.47 = 36,746.57 : x
  2. Step 2: Convert to fraction form
    63,600.50/87,758.47 = 36,746.57/x
  3. Step 3: Cross multiply
    63,600.50x = 87,758.47 × 36,746.57
  4. Step 4: Simplify right side
    63,600.50x = 3,224,823,026.28
  5. Step 5: Solve for x
    x = 3,224,823,026.28/63,600.50
  6. Step 6: Final answer
    x = 50,704.36

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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.