Home / 57,826.80-86,567.40-34,441.20

Finding the Fourth Proportional to 57,826.80, 86,567.40 and 34,441.20

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Solution

The fourth proportional to 57,826.80, 86,567.40 and 34,441.20 is: 51,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,826.80 : 86,567.40 = 34,441.20 : x
  2. Step 2: Convert to fraction form
    57,826.80/86,567.40 = 34,441.20/x
  3. Step 3: Cross multiply
    57,826.80x = 86,567.40 × 34,441.20
  4. Step 4: Simplify right side
    57,826.80x = 2,981,485,136.88
  5. Step 5: Solve for x
    x = 2,981,485,136.88/57,826.80
  6. Step 6: Final answer
    x = 51,558.88

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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.