Home / 119,735.44-165,242.36-66,020.38

Finding the Fourth Proportional to 119,735.44, 165,242.36 and 66,020.38

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Solution

The fourth proportional to 119,735.44, 165,242.36 and 66,020.38 is: 91,112.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,735.44 : 165,242.36 = 66,020.38 : x
  2. Step 2: Convert to fraction form
    119,735.44/165,242.36 = 66,020.38/x
  3. Step 3: Cross multiply
    119,735.44x = 165,242.36 × 66,020.38
  4. Step 4: Simplify right side
    119,735.44x = 10,909,363,399.30
  5. Step 5: Solve for x
    x = 10,909,363,399.30/119,735.44
  6. Step 6: Final answer
    x = 91,112.23

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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.