Home / 199,485.27-275,288.31-108,841.41

Finding the Fourth Proportional to 199,485.27, 275,288.31 and 108,841.41

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Solution

The fourth proportional to 199,485.27, 275,288.31 and 108,841.41 is: 150,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,485.27 : 275,288.31 = 108,841.41 : x
  2. Step 2: Convert to fraction form
    199,485.27/275,288.31 = 108,841.41/x
  3. Step 3: Cross multiply
    199,485.27x = 275,288.31 × 108,841.41
  4. Step 4: Simplify right side
    199,485.27x = 29,962,767,816.92
  5. Step 5: Solve for x
    x = 29,962,767,816.92/199,485.27
  6. Step 6: Final answer
    x = 150,200.40

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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.