Home / 182,217.81-251,458.88-100,546.80

Finding the Fourth Proportional to 182,217.81, 251,458.88 and 100,546.80

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Solution

The fourth proportional to 182,217.81, 251,458.88 and 100,546.80 is: 138,753.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,217.81 : 251,458.88 = 100,546.80 : x
  2. Step 2: Convert to fraction form
    182,217.81/251,458.88 = 100,546.80/x
  3. Step 3: Cross multiply
    182,217.81x = 251,458.88 × 100,546.80
  4. Step 4: Simplify right side
    182,217.81x = 25,283,385,212.85
  5. Step 5: Solve for x
    x = 25,283,385,212.85/182,217.81
  6. Step 6: Final answer
    x = 138,753.64

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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.