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Finding the Fourth Proportional to 154,340.73, 230,879.52 and 116,620.41

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Solution

The fourth proportional to 154,340.73, 230,879.52 and 116,620.41 is: 174,453.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,340.73 : 230,879.52 = 116,620.41 : x
  2. Step 2: Convert to fraction form
    154,340.73/230,879.52 = 116,620.41/x
  3. Step 3: Cross multiply
    154,340.73x = 230,879.52 × 116,620.41
  4. Step 4: Simplify right side
    154,340.73x = 26,925,264,283.00
  5. Step 5: Solve for x
    x = 26,925,264,283.00/154,340.73
  6. Step 6: Final answer
    x = 174,453.39

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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.