Home / 30,216.71-41,704.05-25,172.94

Finding the Fourth Proportional to 30,216.71, 41,704.05 and 25,172.94

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Solution

The fourth proportional to 30,216.71, 41,704.05 and 25,172.94 is: 34,742.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.71 : 41,704.05 = 25,172.94 : x
  2. Step 2: Convert to fraction form
    30,216.71/41,704.05 = 25,172.94/x
  3. Step 3: Cross multiply
    30,216.71x = 41,704.05 × 25,172.94
  4. Step 4: Simplify right side
    30,216.71x = 1,049,813,548.41
  5. Step 5: Solve for x
    x = 1,049,813,548.41/30,216.71
  6. Step 6: Final answer
    x = 34,742.81

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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.