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Finding the Fourth Proportional to 104,424.20, 144,101.54 and 56,676.52

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Solution

The fourth proportional to 104,424.20, 144,101.54 and 56,676.52 is: 78,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.20 : 144,101.54 = 56,676.52 : x
  2. Step 2: Convert to fraction form
    104,424.20/144,101.54 = 56,676.52/x
  3. Step 3: Cross multiply
    104,424.20x = 144,101.54 × 56,676.52
  4. Step 4: Simplify right side
    104,424.20x = 8,167,173,923.12
  5. Step 5: Solve for x
    x = 8,167,173,923.12/104,424.20
  6. Step 6: Final answer
    x = 78,211.51

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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.