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Finding the Fourth Proportional to 100,187.34, 150,357.15 and 37,067.15

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Solution

The fourth proportional to 100,187.34, 150,357.15 and 37,067.15 is: 55,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,187.34 : 150,357.15 = 37,067.15 : x
  2. Step 2: Convert to fraction form
    100,187.34/150,357.15 = 37,067.15/x
  3. Step 3: Cross multiply
    100,187.34x = 150,357.15 × 37,067.15
  4. Step 4: Simplify right side
    100,187.34x = 5,573,310,280.84
  5. Step 5: Solve for x
    x = 5,573,310,280.84/100,187.34
  6. Step 6: Final answer
    x = 55,628.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.