Home / 204,329.11-281,969.77-118,291.73

Finding the Fourth Proportional to 204,329.11, 281,969.77 and 118,291.73

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Solution

The fourth proportional to 204,329.11, 281,969.77 and 118,291.73 is: 163,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,329.11 : 281,969.77 = 118,291.73 : x
  2. Step 2: Convert to fraction form
    204,329.11/281,969.77 = 118,291.73/x
  3. Step 3: Cross multiply
    204,329.11x = 281,969.77 × 118,291.73
  4. Step 4: Simplify right side
    204,329.11x = 33,354,691,309.54
  5. Step 5: Solve for x
    x = 33,354,691,309.54/204,329.11
  6. Step 6: Final answer
    x = 163,240.04

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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.