Home / 195,114.04-269,257.82-105,690.04

Finding the Fourth Proportional to 195,114.04, 269,257.82 and 105,690.04

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Solution

The fourth proportional to 195,114.04, 269,257.82 and 105,690.04 is: 145,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,114.04 : 269,257.82 = 105,690.04 : x
  2. Step 2: Convert to fraction form
    195,114.04/269,257.82 = 105,690.04/x
  3. Step 3: Cross multiply
    195,114.04x = 269,257.82 × 105,690.04
  4. Step 4: Simplify right side
    195,114.04x = 28,457,869,766.11
  5. Step 5: Solve for x
    x = 28,457,869,766.11/195,114.04
  6. Step 6: Final answer
    x = 145,852.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.