Home / 105,717.60-158,583.60-33,664.80

Finding the Fourth Proportional to 105,717.60, 158,583.60 and 33,664.80

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Solution

The fourth proportional to 105,717.60, 158,583.60 and 33,664.80 is: 50,499.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,717.60 : 158,583.60 = 33,664.80 : x
  2. Step 2: Convert to fraction form
    105,717.60/158,583.60 = 33,664.80/x
  3. Step 3: Cross multiply
    105,717.60x = 158,583.60 × 33,664.80
  4. Step 4: Simplify right side
    105,717.60x = 5,338,685,177.28
  5. Step 5: Solve for x
    x = 5,338,685,177.28/105,717.60
  6. Step 6: Final answer
    x = 50,499.49

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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.