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Finding the Fourth Proportional to 173,049.03, 259,602.03 and 53,102.97

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Solution

The fourth proportional to 173,049.03, 259,602.03 and 53,102.97 is: 79,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,049.03 : 259,602.03 = 53,102.97 : x
  2. Step 2: Convert to fraction form
    173,049.03/259,602.03 = 53,102.97/x
  3. Step 3: Cross multiply
    173,049.03x = 259,602.03 × 53,102.97
  4. Step 4: Simplify right side
    173,049.03x = 13,785,638,811.03
  5. Step 5: Solve for x
    x = 13,785,638,811.03/173,049.03
  6. Step 6: Final answer
    x = 79,663.20

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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.