Home / 82,788.36-114,250.37-58,632.54

Finding the Fourth Proportional to 82,788.36, 114,250.37 and 58,632.54

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Solution

The fourth proportional to 82,788.36, 114,250.37 and 58,632.54 is: 80,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,788.36 : 114,250.37 = 58,632.54 : x
  2. Step 2: Convert to fraction form
    82,788.36/114,250.37 = 58,632.54/x
  3. Step 3: Cross multiply
    82,788.36x = 114,250.37 × 58,632.54
  4. Step 4: Simplify right side
    82,788.36x = 6,698,789,389.04
  5. Step 5: Solve for x
    x = 6,698,789,389.04/82,788.36
  6. Step 6: Final answer
    x = 80,914.63

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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.