Home / 57,099.25-78,796.97-31,953.61

Finding the Fourth Proportional to 57,099.25, 78,796.97 and 31,953.61

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Solution

The fourth proportional to 57,099.25, 78,796.97 and 31,953.61 is: 44,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,099.25 : 78,796.97 = 31,953.61 : x
  2. Step 2: Convert to fraction form
    57,099.25/78,796.97 = 31,953.61/x
  3. Step 3: Cross multiply
    57,099.25x = 78,796.97 × 31,953.61
  4. Step 4: Simplify right side
    57,099.25x = 2,517,847,648.56
  5. Step 5: Solve for x
    x = 2,517,847,648.56/57,099.25
  6. Step 6: Final answer
    x = 44,095.98

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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.