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Finding the Fourth Proportional to 100,274.51, 150,253.54 and 37,007.57

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Solution

The fourth proportional to 100,274.51, 150,253.54 and 37,007.57 is: 55,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,274.51 : 150,253.54 = 37,007.57 : x
  2. Step 2: Convert to fraction form
    100,274.51/150,253.54 = 37,007.57/x
  3. Step 3: Cross multiply
    100,274.51x = 150,253.54 × 37,007.57
  4. Step 4: Simplify right side
    100,274.51x = 5,560,518,399.30
  5. Step 5: Solve for x
    x = 5,560,518,399.30/100,274.51
  6. Step 6: Final answer
    x = 55,452.96

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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.