Home / 180,947.46-271,334.91-81,108.48

Finding the Fourth Proportional to 180,947.46, 271,334.91 and 81,108.48

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Solution

The fourth proportional to 180,947.46, 271,334.91 and 81,108.48 is: 121,624.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,947.46 : 271,334.91 = 81,108.48 : x
  2. Step 2: Convert to fraction form
    180,947.46/271,334.91 = 81,108.48/x
  3. Step 3: Cross multiply
    180,947.46x = 271,334.91 × 81,108.48
  4. Step 4: Simplify right side
    180,947.46x = 22,007,562,121.04
  5. Step 5: Solve for x
    x = 22,007,562,121.04/180,947.46
  6. Step 6: Final answer
    x = 121,624.05

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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.