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Finding the Fourth Proportional to 117,995.99, 176,887.71 and 43,063.56

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Solution

The fourth proportional to 117,995.99, 176,887.71 and 43,063.56 is: 64,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,995.99 : 176,887.71 = 43,063.56 : x
  2. Step 2: Convert to fraction form
    117,995.99/176,887.71 = 43,063.56/x
  3. Step 3: Cross multiply
    117,995.99x = 176,887.71 × 43,063.56
  4. Step 4: Simplify right side
    117,995.99x = 7,617,414,822.15
  5. Step 5: Solve for x
    x = 7,617,414,822.15/117,995.99
  6. Step 6: Final answer
    x = 64,556.56

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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.