Home / 190,771.99-263,336.04-163,806.19

Finding the Fourth Proportional to 190,771.99, 263,336.04 and 163,806.19

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Solution

The fourth proportional to 190,771.99, 263,336.04 and 163,806.19 is: 226,113.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,771.99 : 263,336.04 = 163,806.19 : x
  2. Step 2: Convert to fraction form
    190,771.99/263,336.04 = 163,806.19/x
  3. Step 3: Cross multiply
    190,771.99x = 263,336.04 × 163,806.19
  4. Step 4: Simplify right side
    190,771.99x = 43,136,073,402.09
  5. Step 5: Solve for x
    x = 43,136,073,402.09/190,771.99
  6. Step 6: Final answer
    x = 226,113.24

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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.