Home / 43,991.04-65,986.68-10,711.07

Finding the Fourth Proportional to 43,991.04, 65,986.68 and 10,711.07

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Solution

The fourth proportional to 43,991.04, 65,986.68 and 10,711.07 is: 16,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,991.04 : 65,986.68 = 10,711.07 : x
  2. Step 2: Convert to fraction form
    43,991.04/65,986.68 = 10,711.07/x
  3. Step 3: Cross multiply
    43,991.04x = 65,986.68 × 10,711.07
  4. Step 4: Simplify right side
    43,991.04x = 706,787,948.55
  5. Step 5: Solve for x
    x = 706,787,948.55/43,991.04
  6. Step 6: Final answer
    x = 16,066.63

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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.