Home / 56,921.96-85,356.32-33,236.36

Finding the Fourth Proportional to 56,921.96, 85,356.32 and 33,236.36

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Solution

The fourth proportional to 56,921.96, 85,356.32 and 33,236.36 is: 49,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,921.96 : 85,356.32 = 33,236.36 : x
  2. Step 2: Convert to fraction form
    56,921.96/85,356.32 = 33,236.36/x
  3. Step 3: Cross multiply
    56,921.96x = 85,356.32 × 33,236.36
  4. Step 4: Simplify right side
    56,921.96x = 2,836,933,379.80
  5. Step 5: Solve for x
    x = 2,836,933,379.80/56,921.96
  6. Step 6: Final answer
    x = 49,839.00

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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.