Home / 43,628.40-60,172.20-27,716.76

Finding the Fourth Proportional to 43,628.40, 60,172.20 and 27,716.76

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Solution

The fourth proportional to 43,628.40, 60,172.20 and 27,716.76 is: 38,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,628.40 : 60,172.20 = 27,716.76 : x
  2. Step 2: Convert to fraction form
    43,628.40/60,172.20 = 27,716.76/x
  3. Step 3: Cross multiply
    43,628.40x = 60,172.20 × 27,716.76
  4. Step 4: Simplify right side
    43,628.40x = 1,667,778,426.07
  5. Step 5: Solve for x
    x = 1,667,778,426.07/43,628.40
  6. Step 6: Final answer
    x = 38,226.90

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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.