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Finding the Fourth Proportional to 16,372.65, 24,538.42 and 7,001.65

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Solution

The fourth proportional to 16,372.65, 24,538.42 and 7,001.65 is: 10,493.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,372.65 : 24,538.42 = 7,001.65 : x
  2. Step 2: Convert to fraction form
    16,372.65/24,538.42 = 7,001.65/x
  3. Step 3: Cross multiply
    16,372.65x = 24,538.42 × 7,001.65
  4. Step 4: Simplify right side
    16,372.65x = 171,809,428.39
  5. Step 5: Solve for x
    x = 171,809,428.39/16,372.65
  6. Step 6: Final answer
    x = 10,493.68

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1.5x scale

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.