Home / 190,972.95-285,918.12-158,692.83

Finding the Fourth Proportional to 190,972.95, 285,918.12 and 158,692.83

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Solution

The fourth proportional to 190,972.95, 285,918.12 and 158,692.83 is: 237,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,972.95 : 285,918.12 = 158,692.83 : x
  2. Step 2: Convert to fraction form
    190,972.95/285,918.12 = 158,692.83/x
  3. Step 3: Cross multiply
    190,972.95x = 285,918.12 × 158,692.83
  4. Step 4: Simplify right side
    190,972.95x = 45,373,155,611.08
  5. Step 5: Solve for x
    x = 45,373,155,611.08/190,972.95
  6. Step 6: Final answer
    x = 237,589.44

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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.