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Finding the Fourth Proportional to 22,230.39, 33,345.72 and 9,073.56

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Solution

The fourth proportional to 22,230.39, 33,345.72 and 9,073.56 is: 13,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230.39 : 33,345.72 = 9,073.56 : x
  2. Step 2: Convert to fraction form
    22,230.39/33,345.72 = 9,073.56/x
  3. Step 3: Cross multiply
    22,230.39x = 33,345.72 × 9,073.56
  4. Step 4: Simplify right side
    22,230.39x = 302,564,391.16
  5. Step 5: Solve for x
    x = 302,564,391.16/22,230.39
  6. Step 6: Final answer
    x = 13,610.40

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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.