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Finding the Fourth Proportional to 22,503.48, 33,729.48 and 13,718.88

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Solution

The fourth proportional to 22,503.48, 33,729.48 and 13,718.88 is: 20,562.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,503.48 : 33,729.48 = 13,718.88 : x
  2. Step 2: Convert to fraction form
    22,503.48/33,729.48 = 13,718.88/x
  3. Step 3: Cross multiply
    22,503.48x = 33,729.48 × 13,718.88
  4. Step 4: Simplify right side
    22,503.48x = 462,730,688.58
  5. Step 5: Solve for x
    x = 462,730,688.58/22,503.48
  6. Step 6: Final answer
    x = 20,562.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.