Home / 165,112.96-227,858.16-93,491.44

Finding the Fourth Proportional to 165,112.96, 227,858.16 and 93,491.44

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Solution

The fourth proportional to 165,112.96, 227,858.16 and 93,491.44 is: 129,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,112.96 : 227,858.16 = 93,491.44 : x
  2. Step 2: Convert to fraction form
    165,112.96/227,858.16 = 93,491.44/x
  3. Step 3: Cross multiply
    165,112.96x = 227,858.16 × 93,491.44
  4. Step 4: Simplify right side
    165,112.96x = 21,302,787,494.15
  5. Step 5: Solve for x
    x = 21,302,787,494.15/165,112.96
  6. Step 6: Final answer
    x = 129,019.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.