Home / 190,771.66-263,211.42-119,224.36

Finding the Fourth Proportional to 190,771.66, 263,211.42 and 119,224.36

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Solution

The fourth proportional to 190,771.66, 263,211.42 and 119,224.36 is: 164,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,771.66 : 263,211.42 = 119,224.36 : x
  2. Step 2: Convert to fraction form
    190,771.66/263,211.42 = 119,224.36/x
  3. Step 3: Cross multiply
    190,771.66x = 263,211.42 × 119,224.36
  4. Step 4: Simplify right side
    190,771.66x = 31,381,213,094.19
  5. Step 5: Solve for x
    x = 31,381,213,094.19/190,771.66
  6. Step 6: Final answer
    x = 164,496.20

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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.