Home / 204,179.01-306,356.28-70,986.66

Finding the Fourth Proportional to 204,179.01, 306,356.28 and 70,986.66

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Solution

The fourth proportional to 204,179.01, 306,356.28 and 70,986.66 is: 106,510.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,179.01 : 306,356.28 = 70,986.66 : x
  2. Step 2: Convert to fraction form
    204,179.01/306,356.28 = 70,986.66/x
  3. Step 3: Cross multiply
    204,179.01x = 306,356.28 × 70,986.66
  4. Step 4: Simplify right side
    204,179.01x = 21,747,209,087.22
  5. Step 5: Solve for x
    x = 21,747,209,087.22/204,179.01
  6. Step 6: Final answer
    x = 106,510.50

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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.