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Finding the Fourth Proportional to 113,073, 169,687.26 and 39,201

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Solution

The fourth proportional to 113,073, 169,687.26 and 39,201 is: 58,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,073 : 169,687.26 = 39,201 : x
  2. Step 2: Convert to fraction form
    113,073/169,687.26 = 39,201/x
  3. Step 3: Cross multiply
    113,073x = 169,687.26 × 39,201
  4. Step 4: Simplify right side
    113,073x = 6,651,910,279.26
  5. Step 5: Solve for x
    x = 6,651,910,279.26/113,073
  6. Step 6: Final answer
    x = 58,828.46

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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.