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Finding the Fourth Proportional to 247,874.46, 342,067.23 and 134,696.94

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Solution

The fourth proportional to 247,874.46, 342,067.23 and 134,696.94 is: 185,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,874.46 : 342,067.23 = 134,696.94 : x
  2. Step 2: Convert to fraction form
    247,874.46/342,067.23 = 134,696.94/x
  3. Step 3: Cross multiply
    247,874.46x = 342,067.23 × 134,696.94
  4. Step 4: Simplify right side
    247,874.46x = 46,075,409,155.28
  5. Step 5: Solve for x
    x = 46,075,409,155.28/247,874.46
  6. Step 6: Final answer
    x = 185,882.04

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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.