Home / 57,650.39-86,434.74-25,611.86

Finding the Fourth Proportional to 57,650.39, 86,434.74 and 25,611.86

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Solution

The fourth proportional to 57,650.39, 86,434.74 and 25,611.86 is: 38,399.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,650.39 : 86,434.74 = 25,611.86 : x
  2. Step 2: Convert to fraction form
    57,650.39/86,434.74 = 25,611.86/x
  3. Step 3: Cross multiply
    57,650.39x = 86,434.74 × 25,611.86
  4. Step 4: Simplify right side
    57,650.39x = 2,213,754,676.10
  5. Step 5: Solve for x
    x = 2,213,754,676.10/57,650.39
  6. Step 6: Final answer
    x = 38,399.65

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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.