Home / 40,725.44-61,105.97-18,541.16

Finding the Fourth Proportional to 40,725.44, 61,105.97 and 18,541.16

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Solution

The fourth proportional to 40,725.44, 61,105.97 and 18,541.16 is: 27,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,725.44 : 61,105.97 = 18,541.16 : x
  2. Step 2: Convert to fraction form
    40,725.44/61,105.97 = 18,541.16/x
  3. Step 3: Cross multiply
    40,725.44x = 61,105.97 × 18,541.16
  4. Step 4: Simplify right side
    40,725.44x = 1,132,975,307.55
  5. Step 5: Solve for x
    x = 1,132,975,307.55/40,725.44
  6. Step 6: Final answer
    x = 27,819.85

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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.