Home / 62,846.16-86,719.56-40,191.44

Finding the Fourth Proportional to 62,846.16, 86,719.56 and 40,191.44

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Solution

The fourth proportional to 62,846.16, 86,719.56 and 40,191.44 is: 55,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,846.16 : 86,719.56 = 40,191.44 : x
  2. Step 2: Convert to fraction form
    62,846.16/86,719.56 = 40,191.44/x
  3. Step 3: Cross multiply
    62,846.16x = 86,719.56 × 40,191.44
  4. Step 4: Simplify right side
    62,846.16x = 3,485,383,992.57
  5. Step 5: Solve for x
    x = 3,485,383,992.57/62,846.16
  6. Step 6: Final answer
    x = 55,458.98

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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.