Home / 118,917.66-178,353.81-59,736.90

Finding the Fourth Proportional to 118,917.66, 178,353.81 and 59,736.90

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Solution

The fourth proportional to 118,917.66, 178,353.81 and 59,736.90 is: 89,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,917.66 : 178,353.81 = 59,736.90 : x
  2. Step 2: Convert to fraction form
    118,917.66/178,353.81 = 59,736.90/x
  3. Step 3: Cross multiply
    118,917.66x = 178,353.81 × 59,736.90
  4. Step 4: Simplify right side
    118,917.66x = 10,654,303,712.59
  5. Step 5: Solve for x
    x = 10,654,303,712.59/118,917.66
  6. Step 6: Final answer
    x = 89,593.96

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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.