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Finding the Fourth Proportional to 101,074.80, 151,616.16 and 29,997.24

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Solution

The fourth proportional to 101,074.80, 151,616.16 and 29,997.24 is: 44,997.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,074.80 : 151,616.16 = 29,997.24 : x
  2. Step 2: Convert to fraction form
    101,074.80/151,616.16 = 29,997.24/x
  3. Step 3: Cross multiply
    101,074.80x = 151,616.16 × 29,997.24
  4. Step 4: Simplify right side
    101,074.80x = 4,548,066,339.40
  5. Step 5: Solve for x
    x = 4,548,066,339.40/101,074.80
  6. Step 6: Final answer
    x = 44,997.04

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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.