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Finding the Fourth Proportional to 154,980.49, 232,470.75 and 49,873.27

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Solution

The fourth proportional to 154,980.49, 232,470.75 and 49,873.27 is: 74,809.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,980.49 : 232,470.75 = 49,873.27 : x
  2. Step 2: Convert to fraction form
    154,980.49/232,470.75 = 49,873.27/x
  3. Step 3: Cross multiply
    154,980.49x = 232,470.75 × 49,873.27
  4. Step 4: Simplify right side
    154,980.49x = 11,594,076,481.85
  5. Step 5: Solve for x
    x = 11,594,076,481.85/154,980.49
  6. Step 6: Final answer
    x = 74,809.91

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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.