Home / 49,887.18-68,853.09-29,745.30

Finding the Fourth Proportional to 49,887.18, 68,853.09 and 29,745.30

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Solution

The fourth proportional to 49,887.18, 68,853.09 and 29,745.30 is: 41,053.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,887.18 : 68,853.09 = 29,745.30 : x
  2. Step 2: Convert to fraction form
    49,887.18/68,853.09 = 29,745.30/x
  3. Step 3: Cross multiply
    49,887.18x = 68,853.09 × 29,745.30
  4. Step 4: Simplify right side
    49,887.18x = 2,048,055,817.98
  5. Step 5: Solve for x
    x = 2,048,055,817.98/49,887.18
  6. Step 6: Final answer
    x = 41,053.75

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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.