Home / 79,365.32-109,524.05-43,555.62

Finding the Fourth Proportional to 79,365.32, 109,524.05 and 43,555.62

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Solution

The fourth proportional to 79,365.32, 109,524.05 and 43,555.62 is: 60,106.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,365.32 : 109,524.05 = 43,555.62 : x
  2. Step 2: Convert to fraction form
    79,365.32/109,524.05 = 43,555.62/x
  3. Step 3: Cross multiply
    79,365.32x = 109,524.05 × 43,555.62
  4. Step 4: Simplify right side
    79,365.32x = 4,770,388,258.93
  5. Step 5: Solve for x
    x = 4,770,388,258.93/79,365.32
  6. Step 6: Final answer
    x = 60,106.71

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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.