Home / 79,359.96-109,519.90-43,551.25

Finding the Fourth Proportional to 79,359.96, 109,519.90 and 43,551.25

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Solution

The fourth proportional to 79,359.96, 109,519.90 and 43,551.25 is: 60,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,359.96 : 109,519.90 = 43,551.25 : x
  2. Step 2: Convert to fraction form
    79,359.96/109,519.90 = 43,551.25/x
  3. Step 3: Cross multiply
    79,359.96x = 109,519.90 × 43,551.25
  4. Step 4: Simplify right side
    79,359.96x = 4,769,728,544.88
  5. Step 5: Solve for x
    x = 4,769,728,544.88/79,359.96
  6. Step 6: Final answer
    x = 60,102.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.