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Finding the Fourth Proportional to 16,395.56, 24,593.34 and 7,620.22

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Solution

The fourth proportional to 16,395.56, 24,593.34 and 7,620.22 is: 11,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395.56 : 24,593.34 = 7,620.22 : x
  2. Step 2: Convert to fraction form
    16,395.56/24,593.34 = 7,620.22/x
  3. Step 3: Cross multiply
    16,395.56x = 24,593.34 × 7,620.22
  4. Step 4: Simplify right side
    16,395.56x = 187,406,661.33
  5. Step 5: Solve for x
    x = 187,406,661.33/16,395.56
  6. Step 6: Final answer
    x = 11,430.33

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Similar ratio
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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.