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Finding the Fourth Proportional to 60,788.34, 91,187.12 and 16,414.44

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Solution

The fourth proportional to 60,788.34, 91,187.12 and 16,414.44 is: 24,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,788.34 : 91,187.12 = 16,414.44 : x
  2. Step 2: Convert to fraction form
    60,788.34/91,187.12 = 16,414.44/x
  3. Step 3: Cross multiply
    60,788.34x = 91,187.12 × 16,414.44
  4. Step 4: Simplify right side
    60,788.34x = 1,496,785,510.01
  5. Step 5: Solve for x
    x = 1,496,785,510.01/60,788.34
  6. Step 6: Final answer
    x = 24,622.90

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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.