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Finding the Fourth Proportional to 29,134.46, 43,703.88 and 8,074.25

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Solution

The fourth proportional to 29,134.46, 43,703.88 and 8,074.25 is: 12,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134.46 : 43,703.88 = 8,074.25 : x
  2. Step 2: Convert to fraction form
    29,134.46/43,703.88 = 8,074.25/x
  3. Step 3: Cross multiply
    29,134.46x = 43,703.88 × 8,074.25
  4. Step 4: Simplify right side
    29,134.46x = 352,876,053.09
  5. Step 5: Solve for x
    x = 352,876,053.09/29,134.46
  6. Step 6: Final answer
    x = 12,111.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.