Home / 190,817.16-263,301.60-114,319.14

Finding the Fourth Proportional to 190,817.16, 263,301.60 and 114,319.14

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Solution

The fourth proportional to 190,817.16, 263,301.60 and 114,319.14 is: 157,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,817.16 : 263,301.60 = 114,319.14 : x
  2. Step 2: Convert to fraction form
    190,817.16/263,301.60 = 114,319.14/x
  3. Step 3: Cross multiply
    190,817.16x = 263,301.60 × 114,319.14
  4. Step 4: Simplify right side
    190,817.16x = 30,100,412,472.62
  5. Step 5: Solve for x
    x = 30,100,412,472.62/190,817.16
  6. Step 6: Final answer
    x = 157,744.79

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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.