Home / 190,151.08-285,269.82-101,357.80

Finding the Fourth Proportional to 190,151.08, 285,269.82 and 101,357.80

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Solution

The fourth proportional to 190,151.08, 285,269.82 and 101,357.80 is: 152,059.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,151.08 : 285,269.82 = 101,357.80 : x
  2. Step 2: Convert to fraction form
    190,151.08/285,269.82 = 101,357.80/x
  3. Step 3: Cross multiply
    190,151.08x = 285,269.82 × 101,357.80
  4. Step 4: Simplify right side
    190,151.08x = 28,914,321,361.60
  5. Step 5: Solve for x
    x = 28,914,321,361.60/190,151.08
  6. Step 6: Final answer
    x = 152,059.73

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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.