Home / 182,186.20-251,416.12-100,512.23

Finding the Fourth Proportional to 182,186.20, 251,416.12 and 100,512.23

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Solution

The fourth proportional to 182,186.20, 251,416.12 and 100,512.23 is: 138,706.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,186.20 : 251,416.12 = 100,512.23 : x
  2. Step 2: Convert to fraction form
    182,186.20/251,416.12 = 100,512.23/x
  3. Step 3: Cross multiply
    182,186.20x = 251,416.12 × 100,512.23
  4. Step 4: Simplify right side
    182,186.20x = 25,270,393,119.51
  5. Step 5: Solve for x
    x = 25,270,393,119.51/182,186.20
  6. Step 6: Final answer
    x = 138,706.41

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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.