Home / 70,168.06-96,800.40-43,311.70

Finding the Fourth Proportional to 70,168.06, 96,800.40 and 43,311.70

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Solution

The fourth proportional to 70,168.06, 96,800.40 and 43,311.70 is: 59,750.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,168.06 : 96,800.40 = 43,311.70 : x
  2. Step 2: Convert to fraction form
    70,168.06/96,800.40 = 43,311.70/x
  3. Step 3: Cross multiply
    70,168.06x = 96,800.40 × 43,311.70
  4. Step 4: Simplify right side
    70,168.06x = 4,192,589,884.68
  5. Step 5: Solve for x
    x = 4,192,589,884.68/70,168.06
  6. Step 6: Final answer
    x = 59,750.69

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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.