Home / 188,112.60-282,285.96-117,174.54

Finding the Fourth Proportional to 188,112.60, 282,285.96 and 117,174.54

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Solution

The fourth proportional to 188,112.60, 282,285.96 and 117,174.54 is: 175,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,112.60 : 282,285.96 = 117,174.54 : x
  2. Step 2: Convert to fraction form
    188,112.60/282,285.96 = 117,174.54/x
  3. Step 3: Cross multiply
    188,112.60x = 282,285.96 × 117,174.54
  4. Step 4: Simplify right side
    188,112.60x = 33,076,727,511.46
  5. Step 5: Solve for x
    x = 33,076,727,511.46/188,112.60
  6. Step 6: Final answer
    x = 175,834.73

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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.