Home / 57,974.33-86,966.97-18,522.07

Finding the Fourth Proportional to 57,974.33, 86,966.97 and 18,522.07

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Solution

The fourth proportional to 57,974.33, 86,966.97 and 18,522.07 is: 27,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,974.33 : 86,966.97 = 18,522.07 : x
  2. Step 2: Convert to fraction form
    57,974.33/86,966.97 = 18,522.07/x
  3. Step 3: Cross multiply
    57,974.33x = 86,966.97 × 18,522.07
  4. Step 4: Simplify right side
    57,974.33x = 1,610,808,019.15
  5. Step 5: Solve for x
    x = 1,610,808,019.15/57,974.33
  6. Step 6: Final answer
    x = 27,784.85

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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.