Home / 119,190.66-178,737.36-51,727.38

Finding the Fourth Proportional to 119,190.66, 178,737.36 and 51,727.38

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Solution

The fourth proportional to 119,190.66, 178,737.36 and 51,727.38 is: 77,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,190.66 : 178,737.36 = 51,727.38 : x
  2. Step 2: Convert to fraction form
    119,190.66/178,737.36 = 51,727.38/x
  3. Step 3: Cross multiply
    119,190.66x = 178,737.36 × 51,727.38
  4. Step 4: Simplify right side
    119,190.66x = 9,245,615,340.92
  5. Step 5: Solve for x
    x = 9,245,615,340.92/119,190.66
  6. Step 6: Final answer
    x = 77,569.97

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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.