Home / 40,245.62-55,576.78-25,930.58

Finding the Fourth Proportional to 40,245.62, 55,576.78 and 25,930.58

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Solution

The fourth proportional to 40,245.62, 55,576.78 and 25,930.58 is: 35,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.62 : 55,576.78 = 25,930.58 : x
  2. Step 2: Convert to fraction form
    40,245.62/55,576.78 = 25,930.58/x
  3. Step 3: Cross multiply
    40,245.62x = 55,576.78 × 25,930.58
  4. Step 4: Simplify right side
    40,245.62x = 1,441,138,139.93
  5. Step 5: Solve for x
    x = 1,441,138,139.93/40,245.62
  6. Step 6: Final answer
    x = 35,808.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.