Home / 56,906.46-78,523.67-31,757.02

Finding the Fourth Proportional to 56,906.46, 78,523.67 and 31,757.02

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Solution

The fourth proportional to 56,906.46, 78,523.67 and 31,757.02 is: 43,820.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,906.46 : 78,523.67 = 31,757.02 : x
  2. Step 2: Convert to fraction form
    56,906.46/78,523.67 = 31,757.02/x
  3. Step 3: Cross multiply
    56,906.46x = 78,523.67 × 31,757.02
  4. Step 4: Simplify right side
    56,906.46x = 2,493,677,758.66
  5. Step 5: Solve for x
    x = 2,493,677,758.66/56,906.46
  6. Step 6: Final answer
    x = 43,820.64

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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.