Home / 106,105.14-159,159.54-35,986.26

Finding the Fourth Proportional to 106,105.14, 159,159.54 and 35,986.26

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Solution

The fourth proportional to 106,105.14, 159,159.54 and 35,986.26 is: 53,980.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,105.14 : 159,159.54 = 35,986.26 : x
  2. Step 2: Convert to fraction form
    106,105.14/159,159.54 = 35,986.26/x
  3. Step 3: Cross multiply
    106,105.14x = 159,159.54 × 35,986.26
  4. Step 4: Simplify right side
    106,105.14x = 5,727,556,587.92
  5. Step 5: Solve for x
    x = 5,727,556,587.92/106,105.14
  6. Step 6: Final answer
    x = 53,980.01

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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.