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Finding the Fourth Proportional to 63,325.44, 87,381.50 and 36,476.70

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Solution

The fourth proportional to 63,325.44, 87,381.50 and 36,476.70 is: 50,333.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,325.44 : 87,381.50 = 36,476.70 : x
  2. Step 2: Convert to fraction form
    63,325.44/87,381.50 = 36,476.70/x
  3. Step 3: Cross multiply
    63,325.44x = 87,381.50 × 36,476.70
  4. Step 4: Simplify right side
    63,325.44x = 3,187,388,761.05
  5. Step 5: Solve for x
    x = 3,187,388,761.05/63,325.44
  6. Step 6: Final answer
    x = 50,333.46

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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.