Home / 140,411.97-210,576.39-40,573.09

Finding the Fourth Proportional to 140,411.97, 210,576.39 and 40,573.09

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Solution

The fourth proportional to 140,411.97, 210,576.39 and 40,573.09 is: 60,847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,411.97 : 210,576.39 = 40,573.09 : x
  2. Step 2: Convert to fraction form
    140,411.97/210,576.39 = 40,573.09/x
  3. Step 3: Cross multiply
    140,411.97x = 210,576.39 × 40,573.09
  4. Step 4: Simplify right side
    140,411.97x = 8,543,734,823.35
  5. Step 5: Solve for x
    x = 8,543,734,823.35/140,411.97
  6. Step 6: Final answer
    x = 60,847.62

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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.