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Finding the Fourth Proportional to 35,020.42, 48,326.22 and 19,910.94

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Solution

The fourth proportional to 35,020.42, 48,326.22 and 19,910.94 is: 27,475.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,020.42 : 48,326.22 = 19,910.94 : x
  2. Step 2: Convert to fraction form
    35,020.42/48,326.22 = 19,910.94/x
  3. Step 3: Cross multiply
    35,020.42x = 48,326.22 × 19,910.94
  4. Step 4: Simplify right side
    35,020.42x = 962,220,466.85
  5. Step 5: Solve for x
    x = 962,220,466.85/35,020.42
  6. Step 6: Final answer
    x = 27,475.98

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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.