Home / 110,736.80-165,950.79-83,696.93

Finding the Fourth Proportional to 110,736.80, 165,950.79 and 83,696.93

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Solution

The fourth proportional to 110,736.80, 165,950.79 and 83,696.93 is: 125,428.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,736.80 : 165,950.79 = 83,696.93 : x
  2. Step 2: Convert to fraction form
    110,736.80/165,950.79 = 83,696.93/x
  3. Step 3: Cross multiply
    110,736.80x = 165,950.79 × 83,696.93
  4. Step 4: Simplify right side
    110,736.80x = 13,889,571,654.07
  5. Step 5: Solve for x
    x = 13,889,571,654.07/110,736.80
  6. Step 6: Final answer
    x = 125,428.69

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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.