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Finding the Fourth Proportional to 58,391.18, 87,692.46 and 53,702.79

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Solution

The fourth proportional to 58,391.18, 87,692.46 and 53,702.79 is: 80,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,391.18 : 87,692.46 = 53,702.79 : x
  2. Step 2: Convert to fraction form
    58,391.18/87,692.46 = 53,702.79/x
  3. Step 3: Cross multiply
    58,391.18x = 87,692.46 × 53,702.79
  4. Step 4: Simplify right side
    58,391.18x = 4,709,329,763.96
  5. Step 5: Solve for x
    x = 4,709,329,763.96/58,391.18
  6. Step 6: Final answer
    x = 80,651.39

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