Home / 213,759.94-294,977.90-116,961.70

Finding the Fourth Proportional to 213,759.94, 294,977.90 and 116,961.70

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Solution

The fourth proportional to 213,759.94, 294,977.90 and 116,961.70 is: 161,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,759.94 : 294,977.90 = 116,961.70 : x
  2. Step 2: Convert to fraction form
    213,759.94/294,977.90 = 116,961.70/x
  3. Step 3: Cross multiply
    213,759.94x = 294,977.90 × 116,961.70
  4. Step 4: Simplify right side
    213,759.94x = 34,501,116,646.43
  5. Step 5: Solve for x
    x = 34,501,116,646.43/213,759.94
  6. Step 6: Final answer
    x = 161,401.23

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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.