Home / 115,886.85-173,857.38-35,920.62

Finding the Fourth Proportional to 115,886.85, 173,857.38 and 35,920.62

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Solution

The fourth proportional to 115,886.85, 173,857.38 and 35,920.62 is: 53,889.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,886.85 : 173,857.38 = 35,920.62 : x
  2. Step 2: Convert to fraction form
    115,886.85/173,857.38 = 35,920.62/x
  3. Step 3: Cross multiply
    115,886.85x = 173,857.38 × 35,920.62
  4. Step 4: Simplify right side
    115,886.85x = 6,245,064,881.18
  5. Step 5: Solve for x
    x = 6,245,064,881.18/115,886.85
  6. Step 6: Final answer
    x = 53,889.33

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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.