Home / 115,860.20-173,790.30-41,064.80

Finding the Fourth Proportional to 115,860.20, 173,790.30 and 41,064.80

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Solution

The fourth proportional to 115,860.20, 173,790.30 and 41,064.80 is: 61,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,860.20 : 173,790.30 = 41,064.80 : x
  2. Step 2: Convert to fraction form
    115,860.20/173,790.30 = 41,064.80/x
  3. Step 3: Cross multiply
    115,860.20x = 173,790.30 × 41,064.80
  4. Step 4: Simplify right side
    115,860.20x = 7,136,663,911.44
  5. Step 5: Solve for x
    x = 7,136,663,911.44/115,860.20
  6. Step 6: Final answer
    x = 61,597.20

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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.