Home / 195,381.48-293,007.96-68,998.80

Finding the Fourth Proportional to 195,381.48, 293,007.96 and 68,998.80

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Solution

The fourth proportional to 195,381.48, 293,007.96 and 68,998.80 is: 103,475.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,381.48 : 293,007.96 = 68,998.80 : x
  2. Step 2: Convert to fraction form
    195,381.48/293,007.96 = 68,998.80/x
  3. Step 3: Cross multiply
    195,381.48x = 293,007.96 × 68,998.80
  4. Step 4: Simplify right side
    195,381.48x = 20,217,197,630.45
  5. Step 5: Solve for x
    x = 20,217,197,630.45/195,381.48
  6. Step 6: Final answer
    x = 103,475.51

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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.