Home / 106,921.03-160,062-64,673.26

Finding the Fourth Proportional to 106,921.03, 160,062 and 64,673.26

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Solution

The fourth proportional to 106,921.03, 160,062 and 64,673.26 is: 96,816.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,921.03 : 160,062 = 64,673.26 : x
  2. Step 2: Convert to fraction form
    106,921.03/160,062 = 64,673.26/x
  3. Step 3: Cross multiply
    106,921.03x = 160,062 × 64,673.26
  4. Step 4: Simplify right side
    106,921.03x = 10,351,731,342.12
  5. Step 5: Solve for x
    x = 10,351,731,342.12/106,921.03
  6. Step 6: Final answer
    x = 96,816.61

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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.