Home / 69,760.04-96,245.43-39,542.99

Finding the Fourth Proportional to 69,760.04, 96,245.43 and 39,542.99

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Solution

The fourth proportional to 69,760.04, 96,245.43 and 39,542.99 is: 54,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,760.04 : 96,245.43 = 39,542.99 : x
  2. Step 2: Convert to fraction form
    69,760.04/96,245.43 = 39,542.99/x
  3. Step 3: Cross multiply
    69,760.04x = 96,245.43 × 39,542.99
  4. Step 4: Simplify right side
    69,760.04x = 3,805,832,076.04
  5. Step 5: Solve for x
    x = 3,805,832,076.04/69,760.04
  6. Step 6: Final answer
    x = 54,556.05

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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.