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Finding the Fourth Proportional to 14,652.56, 20,221.98 and 8,365.88

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Solution

The fourth proportional to 14,652.56, 20,221.98 and 8,365.88 is: 11,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.56 : 20,221.98 = 8,365.88 : x
  2. Step 2: Convert to fraction form
    14,652.56/20,221.98 = 8,365.88/x
  3. Step 3: Cross multiply
    14,652.56x = 20,221.98 × 8,365.88
  4. Step 4: Simplify right side
    14,652.56x = 169,174,658.04
  5. Step 5: Solve for x
    x = 169,174,658.04/14,652.56
  6. Step 6: Final answer
    x = 11,545.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.