Home / 51,816.43-77,766.09-26,863.57

Finding the Fourth Proportional to 51,816.43, 77,766.09 and 26,863.57

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Solution

The fourth proportional to 51,816.43, 77,766.09 and 26,863.57 is: 40,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,816.43 : 77,766.09 = 26,863.57 : x
  2. Step 2: Convert to fraction form
    51,816.43/77,766.09 = 26,863.57/x
  3. Step 3: Cross multiply
    51,816.43x = 77,766.09 × 26,863.57
  4. Step 4: Simplify right side
    51,816.43x = 2,089,074,802.34
  5. Step 5: Solve for x
    x = 2,089,074,802.34/51,816.43
  6. Step 6: Final answer
    x = 40,316.84

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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.