Home / 195,328.23-293,015.76-68,942.37

Finding the Fourth Proportional to 195,328.23, 293,015.76 and 68,942.37

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Solution

The fourth proportional to 195,328.23, 293,015.76 and 68,942.37 is: 103,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,328.23 : 293,015.76 = 68,942.37 : x
  2. Step 2: Convert to fraction form
    195,328.23/293,015.76 = 68,942.37/x
  3. Step 3: Cross multiply
    195,328.23x = 293,015.76 × 68,942.37
  4. Step 4: Simplify right side
    195,328.23x = 20,201,200,941.75
  5. Step 5: Solve for x
    x = 20,201,200,941.75/195,328.23
  6. Step 6: Final answer
    x = 103,421.82

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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.