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Finding the Fourth Proportional to 33,248.76, 45,883.54 and 18,141.55

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Solution

The fourth proportional to 33,248.76, 45,883.54 and 18,141.55 is: 25,035.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,248.76 : 45,883.54 = 18,141.55 : x
  2. Step 2: Convert to fraction form
    33,248.76/45,883.54 = 18,141.55/x
  3. Step 3: Cross multiply
    33,248.76x = 45,883.54 × 18,141.55
  4. Step 4: Simplify right side
    33,248.76x = 832,398,535.09
  5. Step 5: Solve for x
    x = 832,398,535.09/33,248.76
  6. Step 6: Final answer
    x = 25,035.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.