Home / 190,193.80-285,290.43-57,073.84

Finding the Fourth Proportional to 190,193.80, 285,290.43 and 57,073.84

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Solution

The fourth proportional to 190,193.80, 285,290.43 and 57,073.84 is: 85,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,193.80 : 285,290.43 = 57,073.84 : x
  2. Step 2: Convert to fraction form
    190,193.80/285,290.43 = 57,073.84/x
  3. Step 3: Cross multiply
    190,193.80x = 285,290.43 × 57,073.84
  4. Step 4: Simplify right side
    190,193.80x = 16,282,620,355.35
  5. Step 5: Solve for x
    x = 16,282,620,355.35/190,193.80
  6. Step 6: Final answer
    x = 85,610.68

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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.