Home / 115,973.83-173,971.37-36,012.25

Finding the Fourth Proportional to 115,973.83, 173,971.37 and 36,012.25

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Solution

The fourth proportional to 115,973.83, 173,971.37 and 36,012.25 is: 54,021.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,973.83 : 173,971.37 = 36,012.25 : x
  2. Step 2: Convert to fraction form
    115,973.83/173,971.37 = 36,012.25/x
  3. Step 3: Cross multiply
    115,973.83x = 173,971.37 × 36,012.25
  4. Step 4: Simplify right side
    115,973.83x = 6,265,100,469.28
  5. Step 5: Solve for x
    x = 6,265,100,469.28/115,973.83
  6. Step 6: Final answer
    x = 54,021.67

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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.