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Finding the Fourth Proportional to 13,701.71, 20,550.50 and 4,340.52

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Solution

The fourth proportional to 13,701.71, 20,550.50 and 4,340.52 is: 6,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701.71 : 20,550.50 = 4,340.52 : x
  2. Step 2: Convert to fraction form
    13,701.71/20,550.50 = 4,340.52/x
  3. Step 3: Cross multiply
    13,701.71x = 20,550.50 × 4,340.52
  4. Step 4: Simplify right side
    13,701.71x = 89,199,834.56
  5. Step 5: Solve for x
    x = 89,199,834.56/13,701.71
  6. Step 6: Final answer
    x = 6,510.13

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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.