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Finding the Fourth Proportional to 56,883.49, 78,502.23 and 34,229.61

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Solution

The fourth proportional to 56,883.49, 78,502.23 and 34,229.61 is: 47,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,883.49 : 78,502.23 = 34,229.61 : x
  2. Step 2: Convert to fraction form
    56,883.49/78,502.23 = 34,229.61/x
  3. Step 3: Cross multiply
    56,883.49x = 78,502.23 × 34,229.61
  4. Step 4: Simplify right side
    56,883.49x = 2,687,100,717.03
  5. Step 5: Solve for x
    x = 2,687,100,717.03/56,883.49
  6. Step 6: Final answer
    x = 47,238.68

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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.