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Finding the Fourth Proportional to 40,600.56, 60,893.65 and 11,020.71

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Solution

The fourth proportional to 40,600.56, 60,893.65 and 11,020.71 is: 16,529.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,600.56 : 60,893.65 = 11,020.71 : x
  2. Step 2: Convert to fraction form
    40,600.56/60,893.65 = 11,020.71/x
  3. Step 3: Cross multiply
    40,600.56x = 60,893.65 × 11,020.71
  4. Step 4: Simplify right side
    40,600.56x = 671,091,257.49
  5. Step 5: Solve for x
    x = 671,091,257.49/40,600.56
  6. Step 6: Final answer
    x = 16,529.11

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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.