Home / 49,286.20-73,975.70-25,929.40

Finding the Fourth Proportional to 49,286.20, 73,975.70 and 25,929.40

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Solution

The fourth proportional to 49,286.20, 73,975.70 and 25,929.40 is: 38,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,286.20 : 73,975.70 = 25,929.40 : x
  2. Step 2: Convert to fraction form
    49,286.20/73,975.70 = 25,929.40/x
  3. Step 3: Cross multiply
    49,286.20x = 73,975.70 × 25,929.40
  4. Step 4: Simplify right side
    49,286.20x = 1,918,145,515.58
  5. Step 5: Solve for x
    x = 1,918,145,515.58/49,286.20
  6. Step 6: Final answer
    x = 38,918.51

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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.