Home / 199,374.41-275,137.16-108,730.96

Finding the Fourth Proportional to 199,374.41, 275,137.16 and 108,730.96

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Solution

The fourth proportional to 199,374.41, 275,137.16 and 108,730.96 is: 150,048.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,374.41 : 275,137.16 = 108,730.96 : x
  2. Step 2: Convert to fraction form
    199,374.41/275,137.16 = 108,730.96/x
  3. Step 3: Cross multiply
    199,374.41x = 275,137.16 × 108,730.96
  4. Step 4: Simplify right side
    199,374.41x = 29,915,926,306.98
  5. Step 5: Solve for x
    x = 29,915,926,306.98/199,374.41
  6. Step 6: Final answer
    x = 150,048.98

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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.