Home / 165,194.06-227,966.55-89,743.10

Finding the Fourth Proportional to 165,194.06, 227,966.55 and 89,743.10

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Solution

The fourth proportional to 165,194.06, 227,966.55 and 89,743.10 is: 123,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,194.06 : 227,966.55 = 89,743.10 : x
  2. Step 2: Convert to fraction form
    165,194.06/227,966.55 = 89,743.10/x
  3. Step 3: Cross multiply
    165,194.06x = 227,966.55 × 89,743.10
  4. Step 4: Simplify right side
    165,194.06x = 20,458,424,893.31
  5. Step 5: Solve for x
    x = 20,458,424,893.31/165,194.06
  6. Step 6: Final answer
    x = 123,844.80

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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.