Home / 195,521.50-293,393.19-105,563.01

Finding the Fourth Proportional to 195,521.50, 293,393.19 and 105,563.01

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Solution

The fourth proportional to 195,521.50, 293,393.19 and 105,563.01 is: 158,404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,521.50 : 293,393.19 = 105,563.01 : x
  2. Step 2: Convert to fraction form
    195,521.50/293,393.19 = 105,563.01/x
  3. Step 3: Cross multiply
    195,521.50x = 293,393.19 × 105,563.01
  4. Step 4: Simplify right side
    195,521.50x = 30,971,468,997.94
  5. Step 5: Solve for x
    x = 30,971,468,997.94/195,521.50
  6. Step 6: Final answer
    x = 158,404.42

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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.