Home / 103,995.09-155,992.65-33,874.41

Finding the Fourth Proportional to 103,995.09, 155,992.65 and 33,874.41

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Solution

The fourth proportional to 103,995.09, 155,992.65 and 33,874.41 is: 50,811.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,995.09 : 155,992.65 = 33,874.41 : x
  2. Step 2: Convert to fraction form
    103,995.09/155,992.65 = 33,874.41/x
  3. Step 3: Cross multiply
    103,995.09x = 155,992.65 × 33,874.41
  4. Step 4: Simplify right side
    103,995.09x = 5,284,158,983.09
  5. Step 5: Solve for x
    x = 5,284,158,983.09/103,995.09
  6. Step 6: Final answer
    x = 50,811.62

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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.