Home / 55,197.90-82,771.95-15,745.62

Finding the Fourth Proportional to 55,197.90, 82,771.95 and 15,745.62

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Solution

The fourth proportional to 55,197.90, 82,771.95 and 15,745.62 is: 23,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,197.90 : 82,771.95 = 15,745.62 : x
  2. Step 2: Convert to fraction form
    55,197.90/82,771.95 = 15,745.62/x
  3. Step 3: Cross multiply
    55,197.90x = 82,771.95 × 15,745.62
  4. Step 4: Simplify right side
    55,197.90x = 1,303,295,671.36
  5. Step 5: Solve for x
    x = 1,303,295,671.36/55,197.90
  6. Step 6: Final answer
    x = 23,611.33

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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.