Home / 57,512.38-86,268.56-18,072.94

Finding the Fourth Proportional to 57,512.38, 86,268.56 and 18,072.94

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Solution

The fourth proportional to 57,512.38, 86,268.56 and 18,072.94 is: 27,109.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,512.38 : 86,268.56 = 18,072.94 : x
  2. Step 2: Convert to fraction form
    57,512.38/86,268.56 = 18,072.94/x
  3. Step 3: Cross multiply
    57,512.38x = 86,268.56 × 18,072.94
  4. Step 4: Simplify right side
    57,512.38x = 1,559,126,508.77
  5. Step 5: Solve for x
    x = 1,559,126,508.77/57,512.38
  6. Step 6: Final answer
    x = 27,109.41

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1.5x scale

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.