Home / 57,955.85-86,933.78-43,959.05

Finding the Fourth Proportional to 57,955.85, 86,933.78 and 43,959.05

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Solution

The fourth proportional to 57,955.85, 86,933.78 and 43,959.05 is: 65,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,955.85 : 86,933.78 = 43,959.05 : x
  2. Step 2: Convert to fraction form
    57,955.85/86,933.78 = 43,959.05/x
  3. Step 3: Cross multiply
    57,955.85x = 86,933.78 × 43,959.05
  4. Step 4: Simplify right side
    57,955.85x = 3,821,526,161.91
  5. Step 5: Solve for x
    x = 3,821,526,161.91/57,955.85
  6. Step 6: Final answer
    x = 65,938.58

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.