Home / 149,705.40-224,589.30-49,896.60

Finding the Fourth Proportional to 149,705.40, 224,589.30 and 49,896.60

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Solution

The fourth proportional to 149,705.40, 224,589.30 and 49,896.60 is: 74,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,705.40 : 224,589.30 = 49,896.60 : x
  2. Step 2: Convert to fraction form
    149,705.40/224,589.30 = 49,896.60/x
  3. Step 3: Cross multiply
    149,705.40x = 224,589.30 × 49,896.60
  4. Step 4: Simplify right side
    149,705.40x = 11,206,242,466.38
  5. Step 5: Solve for x
    x = 11,206,242,466.38/149,705.40
  6. Step 6: Final answer
    x = 74,855.30

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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.