Home / 118,212.08-177,164.21-48,009.38

Finding the Fourth Proportional to 118,212.08, 177,164.21 and 48,009.38

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Solution

The fourth proportional to 118,212.08, 177,164.21 and 48,009.38 is: 71,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,212.08 : 177,164.21 = 48,009.38 : x
  2. Step 2: Convert to fraction form
    118,212.08/177,164.21 = 48,009.38/x
  3. Step 3: Cross multiply
    118,212.08x = 177,164.21 × 48,009.38
  4. Step 4: Simplify right side
    118,212.08x = 8,505,543,114.49
  5. Step 5: Solve for x
    x = 8,505,543,114.49/118,212.08
  6. Step 6: Final answer
    x = 71,951.56

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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.