Home / 150,231.68-207,322.17-82,247.51

Finding the Fourth Proportional to 150,231.68, 207,322.17 and 82,247.51

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Solution

The fourth proportional to 150,231.68, 207,322.17 and 82,247.51 is: 113,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,231.68 : 207,322.17 = 82,247.51 : x
  2. Step 2: Convert to fraction form
    150,231.68/207,322.17 = 82,247.51/x
  3. Step 3: Cross multiply
    150,231.68x = 207,322.17 × 82,247.51
  4. Step 4: Simplify right side
    150,231.68x = 17,051,732,460.17
  5. Step 5: Solve for x
    x = 17,051,732,460.17/150,231.68
  6. Step 6: Final answer
    x = 113,502.91

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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.