Home / 49,836.15-74,754.53-12,396.23

Finding the Fourth Proportional to 49,836.15, 74,754.53 and 12,396.23

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Solution

The fourth proportional to 49,836.15, 74,754.53 and 12,396.23 is: 18,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,836.15 : 74,754.53 = 12,396.23 : x
  2. Step 2: Convert to fraction form
    49,836.15/74,754.53 = 12,396.23/x
  3. Step 3: Cross multiply
    49,836.15x = 74,754.53 × 12,396.23
  4. Step 4: Simplify right side
    49,836.15x = 926,673,911.67
  5. Step 5: Solve for x
    x = 926,673,911.67/49,836.15
  6. Step 6: Final answer
    x = 18,594.41

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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.