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Finding the Fourth Proportional to 116,422.40, 174,625.92 and 33,324.80

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Solution

The fourth proportional to 116,422.40, 174,625.92 and 33,324.80 is: 49,985.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,422.40 : 174,625.92 = 33,324.80 : x
  2. Step 2: Convert to fraction form
    116,422.40/174,625.92 = 33,324.80/x
  3. Step 3: Cross multiply
    116,422.40x = 174,625.92 × 33,324.80
  4. Step 4: Simplify right side
    116,422.40x = 5,819,373,858.82
  5. Step 5: Solve for x
    x = 5,819,373,858.82/116,422.40
  6. Step 6: Final answer
    x = 49,985.00

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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.