Home / 41,639.09-57,463.31-22,776.20

Finding the Fourth Proportional to 41,639.09, 57,463.31 and 22,776.20

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Solution

The fourth proportional to 41,639.09, 57,463.31 and 22,776.20 is: 31,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,639.09 : 57,463.31 = 22,776.20 : x
  2. Step 2: Convert to fraction form
    41,639.09/57,463.31 = 22,776.20/x
  3. Step 3: Cross multiply
    41,639.09x = 57,463.31 × 22,776.20
  4. Step 4: Simplify right side
    41,639.09x = 1,308,795,440.02
  5. Step 5: Solve for x
    x = 1,308,795,440.02/41,639.09
  6. Step 6: Final answer
    x = 31,431.90

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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.