Home / 57,912.83-79,919.74-32,419.25

Finding the Fourth Proportional to 57,912.83, 79,919.74 and 32,419.25

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Solution

The fourth proportional to 57,912.83, 79,919.74 and 32,419.25 is: 44,738.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,912.83 : 79,919.74 = 32,419.25 : x
  2. Step 2: Convert to fraction form
    57,912.83/79,919.74 = 32,419.25/x
  3. Step 3: Cross multiply
    57,912.83x = 79,919.74 × 32,419.25
  4. Step 4: Simplify right side
    57,912.83x = 2,590,937,971.62
  5. Step 5: Solve for x
    x = 2,590,937,971.62/57,912.83
  6. Step 6: Final answer
    x = 44,738.58

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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.