Home / 69,850.50-96,393.87-38,019.66

Finding the Fourth Proportional to 69,850.50, 96,393.87 and 38,019.66

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Solution

The fourth proportional to 69,850.50, 96,393.87 and 38,019.66 is: 52,467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,850.50 : 96,393.87 = 38,019.66 : x
  2. Step 2: Convert to fraction form
    69,850.50/96,393.87 = 38,019.66/x
  3. Step 3: Cross multiply
    69,850.50x = 96,393.87 × 38,019.66
  4. Step 4: Simplify right side
    69,850.50x = 3,664,862,163.48
  5. Step 5: Solve for x
    x = 3,664,862,163.48/69,850.50
  6. Step 6: Final answer
    x = 52,467.23

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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.