Home / 140,766.54-211,163.55-40,927.50

Finding the Fourth Proportional to 140,766.54, 211,163.55 and 40,927.50

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Solution

The fourth proportional to 140,766.54, 211,163.55 and 40,927.50 is: 61,395.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,766.54 : 211,163.55 = 40,927.50 : x
  2. Step 2: Convert to fraction form
    140,766.54/211,163.55 = 40,927.50/x
  3. Step 3: Cross multiply
    140,766.54x = 211,163.55 × 40,927.50
  4. Step 4: Simplify right side
    140,766.54x = 8,642,396,192.63
  5. Step 5: Solve for x
    x = 8,642,396,192.63/140,766.54
  6. Step 6: Final answer
    x = 61,395.24

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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.