Home / 69,968.90-96,556.10-38,137.92

Finding the Fourth Proportional to 69,968.90, 96,556.10 and 38,137.92

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Solution

The fourth proportional to 69,968.90, 96,556.10 and 38,137.92 is: 52,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,968.90 : 96,556.10 = 38,137.92 : x
  2. Step 2: Convert to fraction form
    69,968.90/96,556.10 = 38,137.92/x
  3. Step 3: Cross multiply
    69,968.90x = 96,556.10 × 38,137.92
  4. Step 4: Simplify right side
    69,968.90x = 3,682,448,626.62
  5. Step 5: Solve for x
    x = 3,682,448,626.62/69,968.90
  6. Step 6: Final answer
    x = 52,629.80

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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.