Home / 38,194.56-57,302.64-17,129.76

Finding the Fourth Proportional to 38,194.56, 57,302.64 and 17,129.76

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Solution

The fourth proportional to 38,194.56, 57,302.64 and 17,129.76 is: 25,699.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,194.56 : 57,302.64 = 17,129.76 : x
  2. Step 2: Convert to fraction form
    38,194.56/57,302.64 = 17,129.76/x
  3. Step 3: Cross multiply
    38,194.56x = 57,302.64 × 17,129.76
  4. Step 4: Simplify right side
    38,194.56x = 981,580,470.57
  5. Step 5: Solve for x
    x = 981,580,470.57/38,194.56
  6. Step 6: Final answer
    x = 25,699.48

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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.