Home / 62,351.37-86,039.31-38,485.73

Finding the Fourth Proportional to 62,351.37, 86,039.31 and 38,485.73

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Solution

The fourth proportional to 62,351.37, 86,039.31 and 38,485.73 is: 53,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,351.37 : 86,039.31 = 38,485.73 : x
  2. Step 2: Convert to fraction form
    62,351.37/86,039.31 = 38,485.73/x
  3. Step 3: Cross multiply
    62,351.37x = 86,039.31 × 38,485.73
  4. Step 4: Simplify right side
    62,351.37x = 3,311,286,013.47
  5. Step 5: Solve for x
    x = 3,311,286,013.47/62,351.37
  6. Step 6: Final answer
    x = 53,106.87

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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.