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Finding the Fourth Proportional to 73,745.23, 101,744.34 and 43,520.35

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Solution

The fourth proportional to 73,745.23, 101,744.34 and 43,520.35 is: 60,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,745.23 : 101,744.34 = 43,520.35 : x
  2. Step 2: Convert to fraction form
    73,745.23/101,744.34 = 43,520.35/x
  3. Step 3: Cross multiply
    73,745.23x = 101,744.34 × 43,520.35
  4. Step 4: Simplify right side
    73,745.23x = 4,427,949,287.32
  5. Step 5: Solve for x
    x = 4,427,949,287.32/73,745.23
  6. Step 6: Final answer
    x = 60,043.87

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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.