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Finding the Fourth Proportional to 82,243, 113,495.40 and 44,517.28

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Solution

The fourth proportional to 82,243, 113,495.40 and 44,517.28 is: 61,433.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,243 : 113,495.40 = 44,517.28 : x
  2. Step 2: Convert to fraction form
    82,243/113,495.40 = 44,517.28/x
  3. Step 3: Cross multiply
    82,243x = 113,495.40 × 44,517.28
  4. Step 4: Simplify right side
    82,243x = 5,052,506,500.51
  5. Step 5: Solve for x
    x = 5,052,506,500.51/82,243
  6. Step 6: Final answer
    x = 61,433.88

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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.