Home / 115,918.83-173,878.38-37,039.14

Finding the Fourth Proportional to 115,918.83, 173,878.38 and 37,039.14

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Solution

The fourth proportional to 115,918.83, 173,878.38 and 37,039.14 is: 55,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,918.83 : 173,878.38 = 37,039.14 : x
  2. Step 2: Convert to fraction form
    115,918.83/173,878.38 = 37,039.14/x
  3. Step 3: Cross multiply
    115,918.83x = 173,878.38 × 37,039.14
  4. Step 4: Simplify right side
    115,918.83x = 6,440,305,659.79
  5. Step 5: Solve for x
    x = 6,440,305,659.79/115,918.83
  6. Step 6: Final answer
    x = 55,558.75

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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.