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Finding the Fourth Proportional to 44,878.56, 67,318 and 13,713.68

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Solution

The fourth proportional to 44,878.56, 67,318 and 13,713.68 is: 20,570.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,878.56 : 67,318 = 13,713.68 : x
  2. Step 2: Convert to fraction form
    44,878.56/67,318 = 13,713.68/x
  3. Step 3: Cross multiply
    44,878.56x = 67,318 × 13,713.68
  4. Step 4: Simplify right side
    44,878.56x = 923,177,510.24
  5. Step 5: Solve for x
    x = 923,177,510.24/44,878.56
  6. Step 6: Final answer
    x = 20,570.57

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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.