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Finding the Fourth Proportional to 58,611.57, 80,883.99 and 31,754.27

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Solution

The fourth proportional to 58,611.57, 80,883.99 and 31,754.27 is: 43,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,611.57 : 80,883.99 = 31,754.27 : x
  2. Step 2: Convert to fraction form
    58,611.57/80,883.99 = 31,754.27/x
  3. Step 3: Cross multiply
    58,611.57x = 80,883.99 × 31,754.27
  4. Step 4: Simplify right side
    58,611.57x = 2,568,411,652.72
  5. Step 5: Solve for x
    x = 2,568,411,652.72/58,611.57
  6. Step 6: Final answer
    x = 43,820.90

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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.