Home / 45,359.80-67,905.30-33,724.60

Finding the Fourth Proportional to 45,359.80, 67,905.30 and 33,724.60

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Solution

The fourth proportional to 45,359.80, 67,905.30 and 33,724.60 is: 50,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,359.80 : 67,905.30 = 33,724.60 : x
  2. Step 2: Convert to fraction form
    45,359.80/67,905.30 = 33,724.60/x
  3. Step 3: Cross multiply
    45,359.80x = 67,905.30 × 33,724.60
  4. Step 4: Simplify right side
    45,359.80x = 2,290,079,080.38
  5. Step 5: Solve for x
    x = 2,290,079,080.38/45,359.80
  6. Step 6: Final answer
    x = 50,486.97

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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.