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Finding the Fourth Proportional to 116,525.69, 174,629.07 and 88,039.23

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Solution

The fourth proportional to 116,525.69, 174,629.07 and 88,039.23 is: 131,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,525.69 : 174,629.07 = 88,039.23 : x
  2. Step 2: Convert to fraction form
    116,525.69/174,629.07 = 88,039.23/x
  3. Step 3: Cross multiply
    116,525.69x = 174,629.07 × 88,039.23
  4. Step 4: Simplify right side
    116,525.69x = 15,374,208,858.42
  5. Step 5: Solve for x
    x = 15,374,208,858.42/116,525.69
  6. Step 6: Final answer
    x = 131,938.36

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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.