Home / 196,043.81-294,190.25-83,724.95

Finding the Fourth Proportional to 196,043.81, 294,190.25 and 83,724.95

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Solution

The fourth proportional to 196,043.81, 294,190.25 and 83,724.95 is: 125,640.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,043.81 : 294,190.25 = 83,724.95 : x
  2. Step 2: Convert to fraction form
    196,043.81/294,190.25 = 83,724.95/x
  3. Step 3: Cross multiply
    196,043.81x = 294,190.25 × 83,724.95
  4. Step 4: Simplify right side
    196,043.81x = 24,631,064,288.59
  5. Step 5: Solve for x
    x = 24,631,064,288.59/196,043.81
  6. Step 6: Final answer
    x = 125,640.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.