Home / 33,185.04-49,799.16-30,515.28

Finding the Fourth Proportional to 33,185.04, 49,799.16 and 30,515.28

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Solution

The fourth proportional to 33,185.04, 49,799.16 and 30,515.28 is: 45,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,185.04 : 49,799.16 = 30,515.28 : x
  2. Step 2: Convert to fraction form
    33,185.04/49,799.16 = 30,515.28/x
  3. Step 3: Cross multiply
    33,185.04x = 49,799.16 × 30,515.28
  4. Step 4: Simplify right side
    33,185.04x = 1,519,635,311.16
  5. Step 5: Solve for x
    x = 1,519,635,311.16/33,185.04
  6. Step 6: Final answer
    x = 45,792.78

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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.