Home / 57,850.74-86,757.50-18,398.61

Finding the Fourth Proportional to 57,850.74, 86,757.50 and 18,398.61

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Solution

The fourth proportional to 57,850.74, 86,757.50 and 18,398.61 is: 27,592.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,850.74 : 86,757.50 = 18,398.61 : x
  2. Step 2: Convert to fraction form
    57,850.74/86,757.50 = 18,398.61/x
  3. Step 3: Cross multiply
    57,850.74x = 86,757.50 × 18,398.61
  4. Step 4: Simplify right side
    57,850.74x = 1,596,217,453.07
  5. Step 5: Solve for x
    x = 1,596,217,453.07/57,850.74
  6. Step 6: Final answer
    x = 27,592.00

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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.