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Finding the Fourth Proportional to 67,424.97, 101,157.57 and 20,041.63

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Solution

The fourth proportional to 67,424.97, 101,157.57 and 20,041.63 is: 30,068.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,424.97 : 101,157.57 = 20,041.63 : x
  2. Step 2: Convert to fraction form
    67,424.97/101,157.57 = 20,041.63/x
  3. Step 3: Cross multiply
    67,424.97x = 101,157.57 × 20,041.63
  4. Step 4: Simplify right side
    67,424.97x = 2,027,362,589.64
  5. Step 5: Solve for x
    x = 2,027,362,589.64/67,424.97
  6. Step 6: Final answer
    x = 30,068.42

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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.