Home / 116,239.36-174,238.08-53,858.56

Finding the Fourth Proportional to 116,239.36, 174,238.08 and 53,858.56

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Solution

The fourth proportional to 116,239.36, 174,238.08 and 53,858.56 is: 80,731.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,239.36 : 174,238.08 = 53,858.56 : x
  2. Step 2: Convert to fraction form
    116,239.36/174,238.08 = 53,858.56/x
  3. Step 3: Cross multiply
    116,239.36x = 174,238.08 × 53,858.56
  4. Step 4: Simplify right side
    116,239.36x = 9,384,212,085.96
  5. Step 5: Solve for x
    x = 9,384,212,085.96/116,239.36
  6. Step 6: Final answer
    x = 80,731.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.