Home / 118,683.83-177,968.34-43,839.23

Finding the Fourth Proportional to 118,683.83, 177,968.34 and 43,839.23

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Solution

The fourth proportional to 118,683.83, 177,968.34 and 43,839.23 is: 65,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,683.83 : 177,968.34 = 43,839.23 : x
  2. Step 2: Convert to fraction form
    118,683.83/177,968.34 = 43,839.23/x
  3. Step 3: Cross multiply
    118,683.83x = 177,968.34 × 43,839.23
  4. Step 4: Simplify right side
    118,683.83x = 7,801,994,100.14
  5. Step 5: Solve for x
    x = 7,801,994,100.14/118,683.83
  6. Step 6: Final answer
    x = 65,737.63

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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.