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Finding the Fourth Proportional to 179,392.39, 247,550.34 and 98,815.39

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Solution

The fourth proportional to 179,392.39, 247,550.34 and 98,815.39 is: 136,359.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,392.39 : 247,550.34 = 98,815.39 : x
  2. Step 2: Convert to fraction form
    179,392.39/247,550.34 = 98,815.39/x
  3. Step 3: Cross multiply
    179,392.39x = 247,550.34 × 98,815.39
  4. Step 4: Simplify right side
    179,392.39x = 24,461,783,391.73
  5. Step 5: Solve for x
    x = 24,461,783,391.73/179,392.39
  6. Step 6: Final answer
    x = 136,359.09

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1.5x scale

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.