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Finding the Fourth Proportional to 178,758.14, 246,692.52 and 98,193.11

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Solution

The fourth proportional to 178,758.14, 246,692.52 and 98,193.11 is: 135,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,758.14 : 246,692.52 = 98,193.11 : x
  2. Step 2: Convert to fraction form
    178,758.14/246,692.52 = 98,193.11/x
  3. Step 3: Cross multiply
    178,758.14x = 246,692.52 × 98,193.11
  4. Step 4: Simplify right side
    178,758.14x = 24,223,504,519.07
  5. Step 5: Solve for x
    x = 24,223,504,519.07/178,758.14
  6. Step 6: Final answer
    x = 135,509.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.