Home / 115,855.18-173,785.82-36,969.33

Finding the Fourth Proportional to 115,855.18, 173,785.82 and 36,969.33

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Solution

The fourth proportional to 115,855.18, 173,785.82 and 36,969.33 is: 55,454.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,855.18 : 173,785.82 = 36,969.33 : x
  2. Step 2: Convert to fraction form
    115,855.18/173,785.82 = 36,969.33/x
  3. Step 3: Cross multiply
    115,855.18x = 173,785.82 × 36,969.33
  4. Step 4: Simplify right side
    115,855.18x = 6,424,745,328.90
  5. Step 5: Solve for x
    x = 6,424,745,328.90/115,855.18
  6. Step 6: Final answer
    x = 55,454.97

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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.