Home / 110,816.80-166,239.56-50,830.81

Finding the Fourth Proportional to 110,816.80, 166,239.56 and 50,830.81

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Solution

The fourth proportional to 110,816.80, 166,239.56 and 50,830.81 is: 76,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,816.80 : 166,239.56 = 50,830.81 : x
  2. Step 2: Convert to fraction form
    110,816.80/166,239.56 = 50,830.81/x
  3. Step 3: Cross multiply
    110,816.80x = 166,239.56 × 50,830.81
  4. Step 4: Simplify right side
    110,816.80x = 8,450,091,488.84
  5. Step 5: Solve for x
    x = 8,450,091,488.84/110,816.80
  6. Step 6: Final answer
    x = 76,252.80

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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.