Home / 49,016.80-73,379.40-29,285.20

Finding the Fourth Proportional to 49,016.80, 73,379.40 and 29,285.20

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Solution

The fourth proportional to 49,016.80, 73,379.40 and 29,285.20 is: 43,840.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,016.80 : 73,379.40 = 29,285.20 : x
  2. Step 2: Convert to fraction form
    49,016.80/73,379.40 = 29,285.20/x
  3. Step 3: Cross multiply
    49,016.80x = 73,379.40 × 29,285.20
  4. Step 4: Simplify right side
    49,016.80x = 2,148,930,404.88
  5. Step 5: Solve for x
    x = 2,148,930,404.88/49,016.80
  6. Step 6: Final answer
    x = 43,840.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.