Home / 57,919.55-86,880.20-22,858.88

Finding the Fourth Proportional to 57,919.55, 86,880.20 and 22,858.88

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Solution

The fourth proportional to 57,919.55, 86,880.20 and 22,858.88 is: 34,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,919.55 : 86,880.20 = 22,858.88 : x
  2. Step 2: Convert to fraction form
    57,919.55/86,880.20 = 22,858.88/x
  3. Step 3: Cross multiply
    57,919.55x = 86,880.20 × 22,858.88
  4. Step 4: Simplify right side
    57,919.55x = 1,985,983,517.48
  5. Step 5: Solve for x
    x = 1,985,983,517.48/57,919.55
  6. Step 6: Final answer
    x = 34,288.66

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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.