Home / 55,160.24-82,741.26-26,680.64

Finding the Fourth Proportional to 55,160.24, 82,741.26 and 26,680.64

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Solution

The fourth proportional to 55,160.24, 82,741.26 and 26,680.64 is: 40,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,160.24 : 82,741.26 = 26,680.64 : x
  2. Step 2: Convert to fraction form
    55,160.24/82,741.26 = 26,680.64/x
  3. Step 3: Cross multiply
    55,160.24x = 82,741.26 × 26,680.64
  4. Step 4: Simplify right side
    55,160.24x = 2,207,589,457.55
  5. Step 5: Solve for x
    x = 2,207,589,457.55/55,160.24
  6. Step 6: Final answer
    x = 40,021.39

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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.