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Finding the Fourth Proportional to 167,953.50, 251,935.11 and 43,294.50

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Solution

The fourth proportional to 167,953.50, 251,935.11 and 43,294.50 is: 64,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,953.50 : 251,935.11 = 43,294.50 : x
  2. Step 2: Convert to fraction form
    167,953.50/251,935.11 = 43,294.50/x
  3. Step 3: Cross multiply
    167,953.50x = 251,935.11 × 43,294.50
  4. Step 4: Simplify right side
    167,953.50x = 10,907,404,619.90
  5. Step 5: Solve for x
    x = 10,907,404,619.90/167,953.50
  6. Step 6: Final answer
    x = 64,943.00

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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.