Home / 57,526.38-86,293.38-18,085.05

Finding the Fourth Proportional to 57,526.38, 86,293.38 and 18,085.05

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Solution

The fourth proportional to 57,526.38, 86,293.38 and 18,085.05 is: 27,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,526.38 : 86,293.38 = 18,085.05 : x
  2. Step 2: Convert to fraction form
    57,526.38/86,293.38 = 18,085.05/x
  3. Step 3: Cross multiply
    57,526.38x = 86,293.38 × 18,085.05
  4. Step 4: Simplify right side
    57,526.38x = 1,560,620,091.97
  5. Step 5: Solve for x
    x = 1,560,620,091.97/57,526.38
  6. Step 6: Final answer
    x = 27,128.77

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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.