Home / 190,778.52-263,277.63-104,745.50

Finding the Fourth Proportional to 190,778.52, 263,277.63 and 104,745.50

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Solution

The fourth proportional to 190,778.52, 263,277.63 and 104,745.50 is: 144,550.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,778.52 : 263,277.63 = 104,745.50 : x
  2. Step 2: Convert to fraction form
    190,778.52/263,277.63 = 104,745.50/x
  3. Step 3: Cross multiply
    190,778.52x = 263,277.63 × 104,745.50
  4. Step 4: Simplify right side
    190,778.52x = 27,577,145,676.78
  5. Step 5: Solve for x
    x = 27,577,145,676.78/190,778.52
  6. Step 6: Final answer
    x = 144,550.58

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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.