Home / 119,234.77-178,740.97-40,293.79

Finding the Fourth Proportional to 119,234.77, 178,740.97 and 40,293.79

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Solution

The fourth proportional to 119,234.77, 178,740.97 and 40,293.79 is: 60,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,234.77 : 178,740.97 = 40,293.79 : x
  2. Step 2: Convert to fraction form
    119,234.77/178,740.97 = 40,293.79/x
  3. Step 3: Cross multiply
    119,234.77x = 178,740.97 × 40,293.79
  4. Step 4: Simplify right side
    119,234.77x = 7,202,150,014.40
  5. Step 5: Solve for x
    x = 7,202,150,014.40/119,234.77
  6. Step 6: Final answer
    x = 60,403.10

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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.