Home / 89,583.70-123,622.40-49,293.69

Finding the Fourth Proportional to 89,583.70, 123,622.40 and 49,293.69

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Solution

The fourth proportional to 89,583.70, 123,622.40 and 49,293.69 is: 68,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,583.70 : 123,622.40 = 49,293.69 : x
  2. Step 2: Convert to fraction form
    89,583.70/123,622.40 = 49,293.69/x
  3. Step 3: Cross multiply
    89,583.70x = 123,622.40 × 49,293.69
  4. Step 4: Simplify right side
    89,583.70x = 6,093,804,269.99
  5. Step 5: Solve for x
    x = 6,093,804,269.99/89,583.70
  6. Step 6: Final answer
    x = 68,023.59

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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.