Home / 89,519.04-123,533.88-49,236.92

Finding the Fourth Proportional to 89,519.04, 123,533.88 and 49,236.92

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Solution

The fourth proportional to 89,519.04, 123,533.88 and 49,236.92 is: 67,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,519.04 : 123,533.88 = 49,236.92 : x
  2. Step 2: Convert to fraction form
    89,519.04/123,533.88 = 49,236.92/x
  3. Step 3: Cross multiply
    89,519.04x = 123,533.88 × 49,236.92
  4. Step 4: Simplify right side
    89,519.04x = 6,082,427,766.85
  5. Step 5: Solve for x
    x = 6,082,427,766.85/89,519.04
  6. Step 6: Final answer
    x = 67,945.63

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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.