Home / 89,198.73-123,090.92-48,911.55

Finding the Fourth Proportional to 89,198.73, 123,090.92 and 48,911.55

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Solution

The fourth proportional to 89,198.73, 123,090.92 and 48,911.55 is: 67,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,198.73 : 123,090.92 = 48,911.55 : x
  2. Step 2: Convert to fraction form
    89,198.73/123,090.92 = 48,911.55/x
  3. Step 3: Cross multiply
    89,198.73x = 123,090.92 × 48,911.55
  4. Step 4: Simplify right side
    89,198.73x = 6,020,567,443.57
  5. Step 5: Solve for x
    x = 6,020,567,443.57/89,198.73
  6. Step 6: Final answer
    x = 67,496.11

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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.