Home / 148,037.44-204,293.28-80,968

Finding the Fourth Proportional to 148,037.44, 204,293.28 and 80,968

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Solution

The fourth proportional to 148,037.44, 204,293.28 and 80,968 is: 111,736.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,037.44 : 204,293.28 = 80,968 : x
  2. Step 2: Convert to fraction form
    148,037.44/204,293.28 = 80,968/x
  3. Step 3: Cross multiply
    148,037.44x = 204,293.28 × 80,968
  4. Step 4: Simplify right side
    148,037.44x = 16,541,218,295.04
  5. Step 5: Solve for x
    x = 16,541,218,295.04/148,037.44
  6. Step 6: Final answer
    x = 111,736.72

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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.