Home / 150,550.26-207,744.39-86,908.56

Finding the Fourth Proportional to 150,550.26, 207,744.39 and 86,908.56

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Solution

The fourth proportional to 150,550.26, 207,744.39 and 86,908.56 is: 119,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,550.26 : 207,744.39 = 86,908.56 : x
  2. Step 2: Convert to fraction form
    150,550.26/207,744.39 = 86,908.56/x
  3. Step 3: Cross multiply
    150,550.26x = 207,744.39 × 86,908.56
  4. Step 4: Simplify right side
    150,550.26x = 18,054,765,782.98
  5. Step 5: Solve for x
    x = 18,054,765,782.98/150,550.26
  6. Step 6: Final answer
    x = 119,925.17

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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.