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Finding the Fourth Proportional to 33,820.80, 47,452.80 and 33,820.80

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Solution

The fourth proportional to 33,820.80, 47,452.80 and 33,820.80 is: 47,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,820.80 : 47,452.80 = 33,820.80 : x
  2. Step 2: Convert to fraction form
    33,820.80/47,452.80 = 33,820.80/x
  3. Step 3: Cross multiply
    33,820.80x = 47,452.80 × 33,820.80
  4. Step 4: Simplify right side
    33,820.80x = 1,604,891,658.24
  5. Step 5: Solve for x
    x = 1,604,891,658.24/33,820.80
  6. Step 6: Final answer
    x = 47,452.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.