Home / 195,623.58-293,479.38-105,664.44

Finding the Fourth Proportional to 195,623.58, 293,479.38 and 105,664.44

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Solution

The fourth proportional to 195,623.58, 293,479.38 and 105,664.44 is: 158,520.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,623.58 : 293,479.38 = 105,664.44 : x
  2. Step 2: Convert to fraction form
    195,623.58/293,479.38 = 105,664.44/x
  3. Step 3: Cross multiply
    195,623.58x = 293,479.38 × 105,664.44
  4. Step 4: Simplify right side
    195,623.58x = 31,010,334,339.25
  5. Step 5: Solve for x
    x = 31,010,334,339.25/195,623.58
  6. Step 6: Final answer
    x = 158,520.43

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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.