Home / 217,786.14-300,615.33-141,170.07

Finding the Fourth Proportional to 217,786.14, 300,615.33 and 141,170.07

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Solution

The fourth proportional to 217,786.14, 300,615.33 and 141,170.07 is: 194,860.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,786.14 : 300,615.33 = 141,170.07 : x
  2. Step 2: Convert to fraction form
    217,786.14/300,615.33 = 141,170.07/x
  3. Step 3: Cross multiply
    217,786.14x = 300,615.33 × 141,170.07
  4. Step 4: Simplify right side
    217,786.14x = 42,437,887,179.17
  5. Step 5: Solve for x
    x = 42,437,887,179.17/217,786.14
  6. Step 6: Final answer
    x = 194,860.37

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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.