Home / 100,272.51-150,250.55-37,005.57

Finding the Fourth Proportional to 100,272.51, 150,250.55 and 37,005.57

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Solution

The fourth proportional to 100,272.51, 150,250.55 and 37,005.57 is: 55,449.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,272.51 : 150,250.55 = 37,005.57 : x
  2. Step 2: Convert to fraction form
    100,272.51/150,250.55 = 37,005.57/x
  3. Step 3: Cross multiply
    100,272.51x = 150,250.55 × 37,005.57
  4. Step 4: Simplify right side
    100,272.51x = 5,560,107,060.54
  5. Step 5: Solve for x
    x = 5,560,107,060.54/100,272.51
  6. Step 6: Final answer
    x = 55,449.96

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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.