Home / 89,823.57-123,962.21-49,537.41

Finding the Fourth Proportional to 89,823.57, 123,962.21 and 49,537.41

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Solution

The fourth proportional to 89,823.57, 123,962.21 and 49,537.41 is: 68,364.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,823.57 : 123,962.21 = 49,537.41 : x
  2. Step 2: Convert to fraction form
    89,823.57/123,962.21 = 49,537.41/x
  3. Step 3: Cross multiply
    89,823.57x = 123,962.21 × 49,537.41
  4. Step 4: Simplify right side
    89,823.57x = 6,140,766,821.28
  5. Step 5: Solve for x
    x = 6,140,766,821.28/89,823.57
  6. Step 6: Final answer
    x = 68,364.76

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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.