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Finding the Fourth Proportional to 101,223.98, 151,820.40 and 33,757.20

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Solution

The fourth proportional to 101,223.98, 151,820.40 and 33,757.20 is: 50,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,223.98 : 151,820.40 = 33,757.20 : x
  2. Step 2: Convert to fraction form
    101,223.98/151,820.40 = 33,757.20/x
  3. Step 3: Cross multiply
    101,223.98x = 151,820.40 × 33,757.20
  4. Step 4: Simplify right side
    101,223.98x = 5,125,031,306.47
  5. Step 5: Solve for x
    x = 5,125,031,306.47/101,223.98
  6. Step 6: Final answer
    x = 50,630.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.