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Finding the Fourth Proportional to 42,305.88, 58,382.46 and 23,443.32

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Solution

The fourth proportional to 42,305.88, 58,382.46 and 23,443.32 is: 32,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,305.88 : 58,382.46 = 23,443.32 : x
  2. Step 2: Convert to fraction form
    42,305.88/58,382.46 = 23,443.32/x
  3. Step 3: Cross multiply
    42,305.88x = 58,382.46 × 23,443.32
  4. Step 4: Simplify right side
    42,305.88x = 1,368,678,692.17
  5. Step 5: Solve for x
    x = 1,368,678,692.17/42,305.88
  6. Step 6: Final answer
    x = 32,351.97

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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.