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Finding the Fourth Proportional to 116,976.33, 175,542.30 and 63,681.75

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Solution

The fourth proportional to 116,976.33, 175,542.30 and 63,681.75 is: 95,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,976.33 : 175,542.30 = 63,681.75 : x
  2. Step 2: Convert to fraction form
    116,976.33/175,542.30 = 63,681.75/x
  3. Step 3: Cross multiply
    116,976.33x = 175,542.30 × 63,681.75
  4. Step 4: Simplify right side
    116,976.33x = 11,178,840,863.03
  5. Step 5: Solve for x
    x = 11,178,840,863.03/116,976.33
  6. Step 6: Final answer
    x = 95,564.98

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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.