Home / 119,057.44-178,619.12-96,815.84

Finding the Fourth Proportional to 119,057.44, 178,619.12 and 96,815.84

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Solution

The fourth proportional to 119,057.44, 178,619.12 and 96,815.84 is: 145,250.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,057.44 : 178,619.12 = 96,815.84 : x
  2. Step 2: Convert to fraction form
    119,057.44/178,619.12 = 96,815.84/x
  3. Step 3: Cross multiply
    119,057.44x = 178,619.12 × 96,815.84
  4. Step 4: Simplify right side
    119,057.44x = 17,293,160,142.86
  5. Step 5: Solve for x
    x = 17,293,160,142.86/119,057.44
  6. Step 6: Final answer
    x = 145,250.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.