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Finding the Fourth Proportional to 119,334.88, 178,977.10 and 35,072.18

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Solution

The fourth proportional to 119,334.88, 178,977.10 and 35,072.18 is: 52,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,334.88 : 178,977.10 = 35,072.18 : x
  2. Step 2: Convert to fraction form
    119,334.88/178,977.10 = 35,072.18/x
  3. Step 3: Cross multiply
    119,334.88x = 178,977.10 × 35,072.18
  4. Step 4: Simplify right side
    119,334.88x = 6,277,117,067.08
  5. Step 5: Solve for x
    x = 6,277,117,067.08/119,334.88
  6. Step 6: Final answer
    x = 52,600.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.