Home / 89,267.94-123,187.64-48,981.33

Finding the Fourth Proportional to 89,267.94, 123,187.64 and 48,981.33

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Solution

The fourth proportional to 89,267.94, 123,187.64 and 48,981.33 is: 67,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,267.94 : 123,187.64 = 48,981.33 : x
  2. Step 2: Convert to fraction form
    89,267.94/123,187.64 = 48,981.33/x
  3. Step 3: Cross multiply
    89,267.94x = 123,187.64 × 48,981.33
  4. Step 4: Simplify right side
    89,267.94x = 6,033,894,201.85
  5. Step 5: Solve for x
    x = 6,033,894,201.85/89,267.94
  6. Step 6: Final answer
    x = 67,593.07

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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.