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Finding the Fourth Proportional to 22,500.32, 33,750.56 and 6,917.84

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Solution

The fourth proportional to 22,500.32, 33,750.56 and 6,917.84 is: 10,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500.32 : 33,750.56 = 6,917.84 : x
  2. Step 2: Convert to fraction form
    22,500.32/33,750.56 = 6,917.84/x
  3. Step 3: Cross multiply
    22,500.32x = 33,750.56 × 6,917.84
  4. Step 4: Simplify right side
    22,500.32x = 233,480,973.99
  5. Step 5: Solve for x
    x = 233,480,973.99/22,500.32
  6. Step 6: Final answer
    x = 10,376.78

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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.