Home / 57,856.56-79,840.40-32,361.36

Finding the Fourth Proportional to 57,856.56, 79,840.40 and 32,361.36

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Solution

The fourth proportional to 57,856.56, 79,840.40 and 32,361.36 is: 44,657.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,856.56 : 79,840.40 = 32,361.36 : x
  2. Step 2: Convert to fraction form
    57,856.56/79,840.40 = 32,361.36/x
  3. Step 3: Cross multiply
    57,856.56x = 79,840.40 × 32,361.36
  4. Step 4: Simplify right side
    57,856.56x = 2,583,743,926.94
  5. Step 5: Solve for x
    x = 2,583,743,926.94/57,856.56
  6. Step 6: Final answer
    x = 44,657.75

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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.