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Finding the Fourth Proportional to 14,724.99, 22,103.82 and 7,327.46

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Solution

The fourth proportional to 14,724.99, 22,103.82 and 7,327.46 is: 10,999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.99 : 22,103.82 = 7,327.46 : x
  2. Step 2: Convert to fraction form
    14,724.99/22,103.82 = 7,327.46/x
  3. Step 3: Cross multiply
    14,724.99x = 22,103.82 × 7,327.46
  4. Step 4: Simplify right side
    14,724.99x = 161,964,912.16
  5. Step 5: Solve for x
    x = 161,964,912.16/14,724.99
  6. Step 6: Final answer
    x = 10,999.32

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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.