Home / 180,659.16-270,993.20-60,717.90

Finding the Fourth Proportional to 180,659.16, 270,993.20 and 60,717.90

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Solution

The fourth proportional to 180,659.16, 270,993.20 and 60,717.90 is: 91,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,659.16 : 270,993.20 = 60,717.90 : x
  2. Step 2: Convert to fraction form
    180,659.16/270,993.20 = 60,717.90/x
  3. Step 3: Cross multiply
    180,659.16x = 270,993.20 × 60,717.90
  4. Step 4: Simplify right side
    180,659.16x = 16,454,138,730.92
  5. Step 5: Solve for x
    x = 16,454,138,730.92/180,659.16
  6. Step 6: Final answer
    x = 91,078.35

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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.