Home / 57,911.46-86,868.11-22,850.81

Finding the Fourth Proportional to 57,911.46, 86,868.11 and 22,850.81

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Solution

The fourth proportional to 57,911.46, 86,868.11 and 22,850.81 is: 34,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,911.46 : 86,868.11 = 22,850.81 : x
  2. Step 2: Convert to fraction form
    57,911.46/86,868.11 = 22,850.81/x
  3. Step 3: Cross multiply
    57,911.46x = 86,868.11 × 22,850.81
  4. Step 4: Simplify right side
    57,911.46x = 1,985,006,676.67
  5. Step 5: Solve for x
    x = 1,985,006,676.67/57,911.46
  6. Step 6: Final answer
    x = 34,276.58

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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.