Home / 56,757.85-78,313.89-32,883.10

Finding the Fourth Proportional to 56,757.85, 78,313.89 and 32,883.10

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Solution

The fourth proportional to 56,757.85, 78,313.89 and 32,883.10 is: 45,371.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,757.85 : 78,313.89 = 32,883.10 : x
  2. Step 2: Convert to fraction form
    56,757.85/78,313.89 = 32,883.10/x
  3. Step 3: Cross multiply
    56,757.85x = 78,313.89 × 32,883.10
  4. Step 4: Simplify right side
    56,757.85x = 2,575,203,476.26
  5. Step 5: Solve for x
    x = 2,575,203,476.26/56,757.85
  6. Step 6: Final answer
    x = 45,371.76

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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.