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Finding the Fourth Proportional to 163,573.53, 225,715.91 and 95,606.43

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Solution

The fourth proportional to 163,573.53, 225,715.91 and 95,606.43 is: 131,927.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,573.53 : 225,715.91 = 95,606.43 : x
  2. Step 2: Convert to fraction form
    163,573.53/225,715.91 = 95,606.43/x
  3. Step 3: Cross multiply
    163,573.53x = 225,715.91 × 95,606.43
  4. Step 4: Simplify right side
    163,573.53x = 21,579,892,349.30
  5. Step 5: Solve for x
    x = 21,579,892,349.30/163,573.53
  6. Step 6: Final answer
    x = 131,927.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.