Home / 106,852.30-160,315.62-40,311.61

Finding the Fourth Proportional to 106,852.30, 160,315.62 and 40,311.61

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Solution

The fourth proportional to 106,852.30, 160,315.62 and 40,311.61 is: 60,481.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,852.30 : 160,315.62 = 40,311.61 : x
  2. Step 2: Convert to fraction form
    106,852.30/160,315.62 = 40,311.61/x
  3. Step 3: Cross multiply
    106,852.30x = 160,315.62 × 40,311.61
  4. Step 4: Simplify right side
    106,852.30x = 6,462,580,750.35
  5. Step 5: Solve for x
    x = 6,462,580,750.35/106,852.30
  6. Step 6: Final answer
    x = 60,481.44

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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.