Home / 106,349.44-159,549.61-30,449.03

Finding the Fourth Proportional to 106,349.44, 159,549.61 and 30,449.03

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Solution

The fourth proportional to 106,349.44, 159,549.61 and 30,449.03 is: 45,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,349.44 : 159,549.61 = 30,449.03 : x
  2. Step 2: Convert to fraction form
    106,349.44/159,549.61 = 30,449.03/x
  3. Step 3: Cross multiply
    106,349.44x = 159,549.61 × 30,449.03
  4. Step 4: Simplify right side
    106,349.44x = 4,858,131,184.13
  5. Step 5: Solve for x
    x = 4,858,131,184.13/106,349.44
  6. Step 6: Final answer
    x = 45,680.84

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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.