Home / 150,668.24-207,923.40-83,601.36

Finding the Fourth Proportional to 150,668.24, 207,923.40 and 83,601.36

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Solution

The fourth proportional to 150,668.24, 207,923.40 and 83,601.36 is: 115,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,668.24 : 207,923.40 = 83,601.36 : x
  2. Step 2: Convert to fraction form
    150,668.24/207,923.40 = 83,601.36/x
  3. Step 3: Cross multiply
    150,668.24x = 207,923.40 × 83,601.36
  4. Step 4: Simplify right side
    150,668.24x = 17,382,679,015.82
  5. Step 5: Solve for x
    x = 17,382,679,015.82/150,668.24
  6. Step 6: Final answer
    x = 115,370.56

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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.