Home / 182,186.32-251,416.29-100,512.35

Finding the Fourth Proportional to 182,186.32, 251,416.29 and 100,512.35

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Solution

The fourth proportional to 182,186.32, 251,416.29 and 100,512.35 is: 138,706.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,186.32 : 251,416.29 = 100,512.35 : x
  2. Step 2: Convert to fraction form
    182,186.32/251,416.29 = 100,512.35/x
  3. Step 3: Cross multiply
    182,186.32x = 251,416.29 × 100,512.35
  4. Step 4: Simplify right side
    182,186.32x = 25,270,441,884.90
  5. Step 5: Solve for x
    x = 25,270,441,884.90/182,186.32
  6. Step 6: Final answer
    x = 138,706.58

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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.