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Finding the Fourth Proportional to 22,409.82, 33,585.54 and 9,933.42

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Solution

The fourth proportional to 22,409.82, 33,585.54 and 9,933.42 is: 14,887.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,409.82 : 33,585.54 = 9,933.42 : x
  2. Step 2: Convert to fraction form
    22,409.82/33,585.54 = 9,933.42/x
  3. Step 3: Cross multiply
    22,409.82x = 33,585.54 × 9,933.42
  4. Step 4: Simplify right side
    22,409.82x = 333,619,274.75
  5. Step 5: Solve for x
    x = 333,619,274.75/22,409.82
  6. Step 6: Final answer
    x = 14,887.19

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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.