Home / 150,170.24-207,233.10-82,186.52

Finding the Fourth Proportional to 150,170.24, 207,233.10 and 82,186.52

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Solution

The fourth proportional to 150,170.24, 207,233.10 and 82,186.52 is: 113,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,170.24 : 207,233.10 = 82,186.52 : x
  2. Step 2: Convert to fraction form
    150,170.24/207,233.10 = 82,186.52/x
  3. Step 3: Cross multiply
    150,170.24x = 207,233.10 × 82,186.52
  4. Step 4: Simplify right side
    150,170.24x = 17,031,767,317.81
  5. Step 5: Solve for x
    x = 17,031,767,317.81/150,170.24
  6. Step 6: Final answer
    x = 113,416.40

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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.