Home / 51,050.60-76,584.30-15,981.80

Finding the Fourth Proportional to 51,050.60, 76,584.30 and 15,981.80

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Solution

The fourth proportional to 51,050.60, 76,584.30 and 15,981.80 is: 23,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.60 : 76,584.30 = 15,981.80 : x
  2. Step 2: Convert to fraction form
    51,050.60/76,584.30 = 15,981.80/x
  3. Step 3: Cross multiply
    51,050.60x = 76,584.30 × 15,981.80
  4. Step 4: Simplify right side
    51,050.60x = 1,223,954,965.74
  5. Step 5: Solve for x
    x = 1,223,954,965.74/51,050.60
  6. Step 6: Final answer
    x = 23,975.33

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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.