Home / 199,584.95-275,425.31-108,941.49

Finding the Fourth Proportional to 199,584.95, 275,425.31 and 108,941.49

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Solution

The fourth proportional to 199,584.95, 275,425.31 and 108,941.49 is: 150,338.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,584.95 : 275,425.31 = 108,941.49 : x
  2. Step 2: Convert to fraction form
    199,584.95/275,425.31 = 108,941.49/x
  3. Step 3: Cross multiply
    199,584.95x = 275,425.31 × 108,941.49
  4. Step 4: Simplify right side
    199,584.95x = 30,005,243,927.47
  5. Step 5: Solve for x
    x = 30,005,243,927.47/199,584.95
  6. Step 6: Final answer
    x = 150,338.21

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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.