Home / 67,343.36-101,007.12-20,596.64

Finding the Fourth Proportional to 67,343.36, 101,007.12 and 20,596.64

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Solution

The fourth proportional to 67,343.36, 101,007.12 and 20,596.64 is: 30,892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,343.36 : 101,007.12 = 20,596.64 : x
  2. Step 2: Convert to fraction form
    67,343.36/101,007.12 = 20,596.64/x
  3. Step 3: Cross multiply
    67,343.36x = 101,007.12 × 20,596.64
  4. Step 4: Simplify right side
    67,343.36x = 2,080,407,288.08
  5. Step 5: Solve for x
    x = 2,080,407,288.08/67,343.36
  6. Step 6: Final answer
    x = 30,892.54

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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.