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Finding the Fourth Proportional to 117,174.51, 175,769.96 and 47,053.85

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Solution

The fourth proportional to 117,174.51, 175,769.96 and 47,053.85 is: 70,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,174.51 : 175,769.96 = 47,053.85 : x
  2. Step 2: Convert to fraction form
    117,174.51/175,769.96 = 47,053.85/x
  3. Step 3: Cross multiply
    117,174.51x = 175,769.96 × 47,053.85
  4. Step 4: Simplify right side
    117,174.51x = 8,270,652,218.23
  5. Step 5: Solve for x
    x = 8,270,652,218.23/117,174.51
  6. Step 6: Final answer
    x = 70,584.06

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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.