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Finding the Fourth Proportional to 16,371.48, 24,557.22 and 7,131

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Solution

The fourth proportional to 16,371.48, 24,557.22 and 7,131 is: 10,696.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,371.48 : 24,557.22 = 7,131 : x
  2. Step 2: Convert to fraction form
    16,371.48/24,557.22 = 7,131/x
  3. Step 3: Cross multiply
    16,371.48x = 24,557.22 × 7,131
  4. Step 4: Simplify right side
    16,371.48x = 175,117,535.82
  5. Step 5: Solve for x
    x = 175,117,535.82/16,371.48
  6. Step 6: Final answer
    x = 10,696.50

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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.