Home / 89,372.74-123,335.87-49,090.23

Finding the Fourth Proportional to 89,372.74, 123,335.87 and 49,090.23

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Solution

The fourth proportional to 89,372.74, 123,335.87 and 49,090.23 is: 67,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,372.74 : 123,335.87 = 49,090.23 : x
  2. Step 2: Convert to fraction form
    89,372.74/123,335.87 = 49,090.23/x
  3. Step 3: Cross multiply
    89,372.74x = 123,335.87 × 49,090.23
  4. Step 4: Simplify right side
    89,372.74x = 6,054,585,855.85
  5. Step 5: Solve for x
    x = 6,054,585,855.85/89,372.74
  6. Step 6: Final answer
    x = 67,745.33

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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.