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Finding the Fourth Proportional to 101,644.42, 140,279.68 and 58,625.58

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Solution

The fourth proportional to 101,644.42, 140,279.68 and 58,625.58 is: 80,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,644.42 : 140,279.68 = 58,625.58 : x
  2. Step 2: Convert to fraction form
    101,644.42/140,279.68 = 58,625.58/x
  3. Step 3: Cross multiply
    101,644.42x = 140,279.68 × 58,625.58
  4. Step 4: Simplify right side
    101,644.42x = 8,223,977,602.21
  5. Step 5: Solve for x
    x = 8,223,977,602.21/101,644.42
  6. Step 6: Final answer
    x = 80,909.29

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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.