Home / 42,131.13-58,141.31-23,268.57

Finding the Fourth Proportional to 42,131.13, 58,141.31 and 23,268.57

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Solution

The fourth proportional to 42,131.13, 58,141.31 and 23,268.57 is: 32,110.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,131.13 : 58,141.31 = 23,268.57 : x
  2. Step 2: Convert to fraction form
    42,131.13/58,141.31 = 23,268.57/x
  3. Step 3: Cross multiply
    42,131.13x = 58,141.31 × 23,268.57
  4. Step 4: Simplify right side
    42,131.13x = 1,352,865,025.28
  5. Step 5: Solve for x
    x = 1,352,865,025.28/42,131.13
  6. Step 6: Final answer
    x = 32,110.82

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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.