Home / 110,863.20-166,399.20-58,310.40

Finding the Fourth Proportional to 110,863.20, 166,399.20 and 58,310.40

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Solution

The fourth proportional to 110,863.20, 166,399.20 and 58,310.40 is: 87,520.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,863.20 : 166,399.20 = 58,310.40 : x
  2. Step 2: Convert to fraction form
    110,863.20/166,399.20 = 58,310.40/x
  3. Step 3: Cross multiply
    110,863.20x = 166,399.20 × 58,310.40
  4. Step 4: Simplify right side
    110,863.20x = 9,702,803,911.68
  5. Step 5: Solve for x
    x = 9,702,803,911.68/110,863.20
  6. Step 6: Final answer
    x = 87,520.51

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1.5x scale

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.