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Finding the Fourth Proportional to 16,445.67, 22,695.03 and 8,892

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Solution

The fourth proportional to 16,445.67, 22,695.03 and 8,892 is: 12,270.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,445.67 : 22,695.03 = 8,892 : x
  2. Step 2: Convert to fraction form
    16,445.67/22,695.03 = 8,892/x
  3. Step 3: Cross multiply
    16,445.67x = 22,695.03 × 8,892
  4. Step 4: Simplify right side
    16,445.67x = 201,804,206.76
  5. Step 5: Solve for x
    x = 201,804,206.76/16,445.67
  6. Step 6: Final answer
    x = 12,270.96

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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.