Home / 89,208.84-123,107.34-48,922.48

Finding the Fourth Proportional to 89,208.84, 123,107.34 and 48,922.48

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Solution

The fourth proportional to 89,208.84, 123,107.34 and 48,922.48 is: 67,512.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,208.84 : 123,107.34 = 48,922.48 : x
  2. Step 2: Convert to fraction form
    89,208.84/123,107.34 = 48,922.48/x
  3. Step 3: Cross multiply
    89,208.84x = 123,107.34 × 48,922.48
  4. Step 4: Simplify right side
    89,208.84x = 6,022,716,716.35
  5. Step 5: Solve for x
    x = 6,022,716,716.35/89,208.84
  6. Step 6: Final answer
    x = 67,512.55

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1.5x scale

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.