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Finding the Fourth Proportional to 60,768.39, 91,113.03 and 25,219.92

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Solution

The fourth proportional to 60,768.39, 91,113.03 and 25,219.92 is: 37,813.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,768.39 : 91,113.03 = 25,219.92 : x
  2. Step 2: Convert to fraction form
    60,768.39/91,113.03 = 25,219.92/x
  3. Step 3: Cross multiply
    60,768.39x = 91,113.03 × 25,219.92
  4. Step 4: Simplify right side
    60,768.39x = 2,297,863,327.56
  5. Step 5: Solve for x
    x = 2,297,863,327.56/60,768.39
  6. Step 6: Final answer
    x = 37,813.46

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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.