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Finding the Fourth Proportional to 116,270.56, 174,509.52 and 53,976.16

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Solution

The fourth proportional to 116,270.56, 174,509.52 and 53,976.16 is: 81,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,270.56 : 174,509.52 = 53,976.16 : x
  2. Step 2: Convert to fraction form
    116,270.56/174,509.52 = 53,976.16/x
  3. Step 3: Cross multiply
    116,270.56x = 174,509.52 × 53,976.16
  4. Step 4: Simplify right side
    116,270.56x = 9,419,353,773.04
  5. Step 5: Solve for x
    x = 9,419,353,773.04/116,270.56
  6. Step 6: Final answer
    x = 81,012.37

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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.