Home / 62,716.24-86,497.71-55,146.79

Finding the Fourth Proportional to 62,716.24, 86,497.71 and 55,146.79

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Solution

The fourth proportional to 62,716.24, 86,497.71 and 55,146.79 is: 76,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,716.24 : 86,497.71 = 55,146.79 : x
  2. Step 2: Convert to fraction form
    62,716.24/86,497.71 = 55,146.79/x
  3. Step 3: Cross multiply
    62,716.24x = 86,497.71 × 55,146.79
  4. Step 4: Simplify right side
    62,716.24x = 4,770,071,048.85
  5. Step 5: Solve for x
    x = 4,770,071,048.85/62,716.24
  6. Step 6: Final answer
    x = 76,057.99

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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.