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Finding the Fourth Proportional to 63,370.99, 87,471.43 and 36,531.44

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Solution

The fourth proportional to 63,370.99, 87,471.43 and 36,531.44 is: 50,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,370.99 : 87,471.43 = 36,531.44 : x
  2. Step 2: Convert to fraction form
    63,370.99/87,471.43 = 36,531.44/x
  3. Step 3: Cross multiply
    63,370.99x = 87,471.43 × 36,531.44
  4. Step 4: Simplify right side
    63,370.99x = 3,195,456,768.07
  5. Step 5: Solve for x
    x = 3,195,456,768.07/63,370.99
  6. Step 6: Final answer
    x = 50,424.60

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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.