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Finding the Fourth Proportional to 22,627.92, 33,933.78 and 7,832.87

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Solution

The fourth proportional to 22,627.92, 33,933.78 and 7,832.87 is: 11,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,627.92 : 33,933.78 = 7,832.87 : x
  2. Step 2: Convert to fraction form
    22,627.92/33,933.78 = 7,832.87/x
  3. Step 3: Cross multiply
    22,627.92x = 33,933.78 × 7,832.87
  4. Step 4: Simplify right side
    22,627.92x = 265,798,887.35
  5. Step 5: Solve for x
    x = 265,798,887.35/22,627.92
  6. Step 6: Final answer
    x = 11,746.50

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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.