Home / 79,001.68-109,022.66-43,191.68

Finding the Fourth Proportional to 79,001.68, 109,022.66 and 43,191.68

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Solution

The fourth proportional to 79,001.68, 109,022.66 and 43,191.68 is: 59,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,001.68 : 109,022.66 = 43,191.68 : x
  2. Step 2: Convert to fraction form
    79,001.68/109,022.66 = 43,191.68/x
  3. Step 3: Cross multiply
    79,001.68x = 109,022.66 × 43,191.68
  4. Step 4: Simplify right side
    79,001.68x = 4,708,871,857.62
  5. Step 5: Solve for x
    x = 4,708,871,857.62/79,001.68
  6. Step 6: Final answer
    x = 59,604.71

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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.