Home / 179,439.82-247,624.97-102,970.94

Finding the Fourth Proportional to 179,439.82, 247,624.97 and 102,970.94

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Solution

The fourth proportional to 179,439.82, 247,624.97 and 102,970.94 is: 142,098.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,439.82 : 247,624.97 = 102,970.94 : x
  2. Step 2: Convert to fraction form
    179,439.82/247,624.97 = 102,970.94/x
  3. Step 3: Cross multiply
    179,439.82x = 247,624.97 × 102,970.94
  4. Step 4: Simplify right side
    179,439.82x = 25,498,176,804.86
  5. Step 5: Solve for x
    x = 25,498,176,804.86/179,439.82
  6. Step 6: Final answer
    x = 142,098.76

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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.