Home / 37,376.07-51,578.78-20,609.07

Finding the Fourth Proportional to 37,376.07, 51,578.78 and 20,609.07

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Solution

The fourth proportional to 37,376.07, 51,578.78 and 20,609.07 is: 28,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,376.07 : 51,578.78 = 20,609.07 : x
  2. Step 2: Convert to fraction form
    37,376.07/51,578.78 = 20,609.07/x
  3. Step 3: Cross multiply
    37,376.07x = 51,578.78 × 20,609.07
  4. Step 4: Simplify right side
    37,376.07x = 1,062,990,687.53
  5. Step 5: Solve for x
    x = 1,062,990,687.53/37,376.07
  6. Step 6: Final answer
    x = 28,440.41

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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.