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Finding the Fourth Proportional to 16,957.13, 25,441.02 and 7,605

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Solution

The fourth proportional to 16,957.13, 25,441.02 and 7,605 is: 11,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,957.13 : 25,441.02 = 7,605 : x
  2. Step 2: Convert to fraction form
    16,957.13/25,441.02 = 7,605/x
  3. Step 3: Cross multiply
    16,957.13x = 25,441.02 × 7,605
  4. Step 4: Simplify right side
    16,957.13x = 193,478,957.10
  5. Step 5: Solve for x
    x = 193,478,957.10/16,957.13
  6. Step 6: Final answer
    x = 11,409.89

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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.