Home / 57,207.22-78,945.75-32,056.72

Finding the Fourth Proportional to 57,207.22, 78,945.75 and 32,056.72

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Solution

The fourth proportional to 57,207.22, 78,945.75 and 32,056.72 is: 44,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,207.22 : 78,945.75 = 32,056.72 : x
  2. Step 2: Convert to fraction form
    57,207.22/78,945.75 = 32,056.72/x
  3. Step 3: Cross multiply
    57,207.22x = 78,945.75 × 32,056.72
  4. Step 4: Simplify right side
    57,207.22x = 2,530,741,642.66
  5. Step 5: Solve for x
    x = 2,530,741,642.66/57,207.22
  6. Step 6: Final answer
    x = 44,238.15

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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.