Home / 69,905.23-96,469.37-38,074.03

Finding the Fourth Proportional to 69,905.23, 96,469.37 and 38,074.03

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Solution

The fourth proportional to 69,905.23, 96,469.37 and 38,074.03 is: 52,542.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,905.23 : 96,469.37 = 38,074.03 : x
  2. Step 2: Convert to fraction form
    69,905.23/96,469.37 = 38,074.03/x
  3. Step 3: Cross multiply
    69,905.23x = 96,469.37 × 38,074.03
  4. Step 4: Simplify right side
    69,905.23x = 3,672,977,497.09
  5. Step 5: Solve for x
    x = 3,672,977,497.09/69,905.23
  6. Step 6: Final answer
    x = 52,542.24

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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.