Home / 193,370.28-290,063.26-92,116.26

Finding the Fourth Proportional to 193,370.28, 290,063.26 and 92,116.26

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Solution

The fourth proportional to 193,370.28, 290,063.26 and 92,116.26 is: 138,178.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,370.28 : 290,063.26 = 92,116.26 : x
  2. Step 2: Convert to fraction form
    193,370.28/290,063.26 = 92,116.26/x
  3. Step 3: Cross multiply
    193,370.28x = 290,063.26 × 92,116.26
  4. Step 4: Simplify right side
    193,370.28x = 26,719,542,674.61
  5. Step 5: Solve for x
    x = 26,719,542,674.61/193,370.28
  6. Step 6: Final answer
    x = 138,178.12

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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.