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Finding the Fourth Proportional to 172,967.73, 259,536.35 and 116,077.49

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Solution

The fourth proportional to 172,967.73, 259,536.35 and 116,077.49 is: 174,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,967.73 : 259,536.35 = 116,077.49 : x
  2. Step 2: Convert to fraction form
    172,967.73/259,536.35 = 116,077.49/x
  3. Step 3: Cross multiply
    172,967.73x = 259,536.35 × 116,077.49
  4. Step 4: Simplify right side
    172,967.73x = 30,126,326,193.69
  5. Step 5: Solve for x
    x = 30,126,326,193.69/172,967.73
  6. Step 6: Final answer
    x = 174,173.10

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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.