Home / 100,552.89-150,827.02-50,619.58

Finding the Fourth Proportional to 100,552.89, 150,827.02 and 50,619.58

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Solution

The fourth proportional to 100,552.89, 150,827.02 and 50,619.58 is: 75,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,552.89 : 150,827.02 = 50,619.58 : x
  2. Step 2: Convert to fraction form
    100,552.89/150,827.02 = 50,619.58/x
  3. Step 3: Cross multiply
    100,552.89x = 150,827.02 × 50,619.58
  4. Step 4: Simplify right side
    100,552.89x = 7,634,800,405.05
  5. Step 5: Solve for x
    x = 7,634,800,405.05/100,552.89
  6. Step 6: Final answer
    x = 75,928.20

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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.