Home / 179,521.46-247,976.26-134,120.56

Finding the Fourth Proportional to 179,521.46, 247,976.26 and 134,120.56

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Solution

The fourth proportional to 179,521.46, 247,976.26 and 134,120.56 is: 185,263.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,521.46 : 247,976.26 = 134,120.56 : x
  2. Step 2: Convert to fraction form
    179,521.46/247,976.26 = 134,120.56/x
  3. Step 3: Cross multiply
    179,521.46x = 247,976.26 × 134,120.56
  4. Step 4: Simplify right side
    179,521.46x = 33,258,714,857.91
  5. Step 5: Solve for x
    x = 33,258,714,857.91/179,521.46
  6. Step 6: Final answer
    x = 185,263.17

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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.