Home / 106,849.90-160,353.60-50,690.18

Finding the Fourth Proportional to 106,849.90, 160,353.60 and 50,690.18

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Solution

The fourth proportional to 106,849.90, 160,353.60 and 50,690.18 is: 76,072.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,849.90 : 160,353.60 = 50,690.18 : x
  2. Step 2: Convert to fraction form
    106,849.90/160,353.60 = 50,690.18/x
  3. Step 3: Cross multiply
    106,849.90x = 160,353.60 × 50,690.18
  4. Step 4: Simplify right side
    106,849.90x = 8,128,352,847.65
  5. Step 5: Solve for x
    x = 8,128,352,847.65/106,849.90
  6. Step 6: Final answer
    x = 76,072.63

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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.