Home / 57,826.68-86,601.42-29,672.64

Finding the Fourth Proportional to 57,826.68, 86,601.42 and 29,672.64

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Solution

The fourth proportional to 57,826.68, 86,601.42 and 29,672.64 is: 44,437.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,826.68 : 86,601.42 = 29,672.64 : x
  2. Step 2: Convert to fraction form
    57,826.68/86,601.42 = 29,672.64/x
  3. Step 3: Cross multiply
    57,826.68x = 86,601.42 × 29,672.64
  4. Step 4: Simplify right side
    57,826.68x = 2,569,692,759.15
  5. Step 5: Solve for x
    x = 2,569,692,759.15/57,826.68
  6. Step 6: Final answer
    x = 44,437.84

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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.