Home / 190,323.75-285,474.83-57,201.33

Finding the Fourth Proportional to 190,323.75, 285,474.83 and 57,201.33

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Solution

The fourth proportional to 190,323.75, 285,474.83 and 57,201.33 is: 85,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,323.75 : 285,474.83 = 57,201.33 : x
  2. Step 2: Convert to fraction form
    190,323.75/285,474.83 = 57,201.33/x
  3. Step 3: Cross multiply
    190,323.75x = 285,474.83 × 57,201.33
  4. Step 4: Simplify right side
    190,323.75x = 16,329,539,671.52
  5. Step 5: Solve for x
    x = 16,329,539,671.52/190,323.75
  6. Step 6: Final answer
    x = 85,798.75

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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.