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Finding the Fourth Proportional to 14,753.14, 20,359.07 and 8,038.82

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Solution

The fourth proportional to 14,753.14, 20,359.07 and 8,038.82 is: 11,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,753.14 : 20,359.07 = 8,038.82 : x
  2. Step 2: Convert to fraction form
    14,753.14/20,359.07 = 8,038.82/x
  3. Step 3: Cross multiply
    14,753.14x = 20,359.07 × 8,038.82
  4. Step 4: Simplify right side
    14,753.14x = 163,662,797.30
  5. Step 5: Solve for x
    x = 163,662,797.30/14,753.14
  6. Step 6: Final answer
    x = 11,093.43

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1.5x scale

Why These Related Problems?

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