Home / 57,867.75-79,857.50-32,722.11

Finding the Fourth Proportional to 57,867.75, 79,857.50 and 32,722.11

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Solution

The fourth proportional to 57,867.75, 79,857.50 and 32,722.11 is: 45,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,867.75 : 79,857.50 = 32,722.11 : x
  2. Step 2: Convert to fraction form
    57,867.75/79,857.50 = 32,722.11/x
  3. Step 3: Cross multiply
    57,867.75x = 79,857.50 × 32,722.11
  4. Step 4: Simplify right side
    57,867.75x = 2,613,105,735.71
  5. Step 5: Solve for x
    x = 2,613,105,735.71/57,867.75
  6. Step 6: Final answer
    x = 45,156.51

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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.