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Finding the Fourth Proportional to 57,818.28, 86,733.82 and 22,753.32

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Solution

The fourth proportional to 57,818.28, 86,733.82 and 22,753.32 is: 34,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,818.28 : 86,733.82 = 22,753.32 : x
  2. Step 2: Convert to fraction form
    57,818.28/86,733.82 = 22,753.32/x
  3. Step 3: Cross multiply
    57,818.28x = 86,733.82 × 22,753.32
  4. Step 4: Simplify right side
    57,818.28x = 1,973,482,361.28
  5. Step 5: Solve for x
    x = 1,973,482,361.28/57,818.28
  6. Step 6: Final answer
    x = 34,132.50

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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.