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Finding the Fourth Proportional to 194,627.88, 268,484.48 and 169,076.88

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Solution

The fourth proportional to 194,627.88, 268,484.48 and 169,076.88 is: 233,237.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,627.88 : 268,484.48 = 169,076.88 : x
  2. Step 2: Convert to fraction form
    194,627.88/268,484.48 = 169,076.88/x
  3. Step 3: Cross multiply
    194,627.88x = 268,484.48 × 169,076.88
  4. Step 4: Simplify right side
    194,627.88x = 45,394,518,206.82
  5. Step 5: Solve for x
    x = 45,394,518,206.82/194,627.88
  6. Step 6: Final answer
    x = 233,237.49

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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.