Home / 89,466.66-123,466.95-49,181.85

Finding the Fourth Proportional to 89,466.66, 123,466.95 and 49,181.85

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Solution

The fourth proportional to 89,466.66, 123,466.95 and 49,181.85 is: 67,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,466.66 : 123,466.95 = 49,181.85 : x
  2. Step 2: Convert to fraction form
    89,466.66/123,466.95 = 49,181.85/x
  3. Step 3: Cross multiply
    89,466.66x = 123,466.95 × 49,181.85
  4. Step 4: Simplify right side
    89,466.66x = 6,072,333,014.86
  5. Step 5: Solve for x
    x = 6,072,333,014.86/89,466.66
  6. Step 6: Final answer
    x = 67,872.58

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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.