Home / 100,187.08-150,303.18-33,630.92

Finding the Fourth Proportional to 100,187.08, 150,303.18 and 33,630.92

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Solution

The fourth proportional to 100,187.08, 150,303.18 and 33,630.92 is: 50,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,187.08 : 150,303.18 = 33,630.92 : x
  2. Step 2: Convert to fraction form
    100,187.08/150,303.18 = 33,630.92/x
  3. Step 3: Cross multiply
    100,187.08x = 150,303.18 × 33,630.92
  4. Step 4: Simplify right side
    100,187.08x = 5,054,834,222.33
  5. Step 5: Solve for x
    x = 5,054,834,222.33/100,187.08
  6. Step 6: Final answer
    x = 50,453.95

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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.