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Finding the Fourth Proportional to 16,605.48, 24,901.74 and 7,248.36

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Solution

The fourth proportional to 16,605.48, 24,901.74 and 7,248.36 is: 10,869.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,605.48 : 24,901.74 = 7,248.36 : x
  2. Step 2: Convert to fraction form
    16,605.48/24,901.74 = 7,248.36/x
  3. Step 3: Cross multiply
    16,605.48x = 24,901.74 × 7,248.36
  4. Step 4: Simplify right side
    16,605.48x = 180,496,776.15
  5. Step 5: Solve for x
    x = 180,496,776.15/16,605.48
  6. Step 6: Final answer
    x = 10,869.71

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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.