Home / 79,367.68-109,527.08-43,558.28

Finding the Fourth Proportional to 79,367.68, 109,527.08 and 43,558.28

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Solution

The fourth proportional to 79,367.68, 109,527.08 and 43,558.28 is: 60,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,367.68 : 109,527.08 = 43,558.28 : x
  2. Step 2: Convert to fraction form
    79,367.68/109,527.08 = 43,558.28/x
  3. Step 3: Cross multiply
    79,367.68x = 109,527.08 × 43,558.28
  4. Step 4: Simplify right side
    79,367.68x = 4,770,811,218.22
  5. Step 5: Solve for x
    x = 4,770,811,218.22/79,367.68
  6. Step 6: Final answer
    x = 60,110.25

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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.