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Finding the Fourth Proportional to 148,051.24, 204,310.11 and 80,068.28

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Solution

The fourth proportional to 148,051.24, 204,310.11 and 80,068.28 is: 110,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,051.24 : 204,310.11 = 80,068.28 : x
  2. Step 2: Convert to fraction form
    148,051.24/204,310.11 = 80,068.28/x
  3. Step 3: Cross multiply
    148,051.24x = 204,310.11 × 80,068.28
  4. Step 4: Simplify right side
    148,051.24x = 16,358,758,072.76
  5. Step 5: Solve for x
    x = 16,358,758,072.76/148,051.24
  6. Step 6: Final answer
    x = 110,493.90

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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.