Home / 57,944.67-86,930.57-17,961.57

Finding the Fourth Proportional to 57,944.67, 86,930.57 and 17,961.57

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Solution

The fourth proportional to 57,944.67, 86,930.57 and 17,961.57 is: 26,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,944.67 : 86,930.57 = 17,961.57 : x
  2. Step 2: Convert to fraction form
    57,944.67/86,930.57 = 17,961.57/x
  3. Step 3: Cross multiply
    57,944.67x = 86,930.57 × 17,961.57
  4. Step 4: Simplify right side
    57,944.67x = 1,561,409,518.19
  5. Step 5: Solve for x
    x = 1,561,409,518.19/57,944.67
  6. Step 6: Final answer
    x = 26,946.56

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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.