Home / 195,317.68-292,980.06-68,954.86

Finding the Fourth Proportional to 195,317.68, 292,980.06 and 68,954.86

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Solution

The fourth proportional to 195,317.68, 292,980.06 and 68,954.86 is: 103,433.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,317.68 : 292,980.06 = 68,954.86 : x
  2. Step 2: Convert to fraction form
    195,317.68/292,980.06 = 68,954.86/x
  3. Step 3: Cross multiply
    195,317.68x = 292,980.06 × 68,954.86
  4. Step 4: Simplify right side
    195,317.68x = 20,202,399,020.09
  5. Step 5: Solve for x
    x = 20,202,399,020.09/195,317.68
  6. Step 6: Final answer
    x = 103,433.54

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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.