Home / 89,583.63-123,622.80-49,297.38

Finding the Fourth Proportional to 89,583.63, 123,622.80 and 49,297.38

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Solution

The fourth proportional to 89,583.63, 123,622.80 and 49,297.38 is: 68,028.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,583.63 : 123,622.80 = 49,297.38 : x
  2. Step 2: Convert to fraction form
    89,583.63/123,622.80 = 49,297.38/x
  3. Step 3: Cross multiply
    89,583.63x = 123,622.80 × 49,297.38
  4. Step 4: Simplify right side
    89,583.63x = 6,094,280,148.26
  5. Step 5: Solve for x
    x = 6,094,280,148.26/89,583.63
  6. Step 6: Final answer
    x = 68,028.95

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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.