Home / 199,824-275,765.04-114,940.96

Finding the Fourth Proportional to 199,824, 275,765.04 and 114,940.96

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Solution

The fourth proportional to 199,824, 275,765.04 and 114,940.96 is: 158,623.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,824 : 275,765.04 = 114,940.96 : x
  2. Step 2: Convert to fraction form
    199,824/275,765.04 = 114,940.96/x
  3. Step 3: Cross multiply
    199,824x = 275,765.04 × 114,940.96
  4. Step 4: Simplify right side
    199,824x = 31,696,698,432.04
  5. Step 5: Solve for x
    x = 31,696,698,432.04/199,824
  6. Step 6: Final answer
    x = 158,623.08

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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.