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Finding the Fourth Proportional to 60,297.60, 83,212.92 and 45,163.56

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Solution

The fourth proportional to 60,297.60, 83,212.92 and 45,163.56 is: 62,327.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,297.60 : 83,212.92 = 45,163.56 : x
  2. Step 2: Convert to fraction form
    60,297.60/83,212.92 = 45,163.56/x
  3. Step 3: Cross multiply
    60,297.60x = 83,212.92 × 45,163.56
  4. Step 4: Simplify right side
    60,297.60x = 3,758,191,705.20
  5. Step 5: Solve for x
    x = 3,758,191,705.20/60,297.60
  6. Step 6: Final answer
    x = 62,327.38

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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.