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Finding the Fourth Proportional to 169,647.84, 234,124.56 and 94,196.88

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Solution

The fourth proportional to 169,647.84, 234,124.56 and 94,196.88 is: 129,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,647.84 : 234,124.56 = 94,196.88 : x
  2. Step 2: Convert to fraction form
    169,647.84/234,124.56 = 94,196.88/x
  3. Step 3: Cross multiply
    169,647.84x = 234,124.56 × 94,196.88
  4. Step 4: Simplify right side
    169,647.84x = 22,053,803,083.37
  5. Step 5: Solve for x
    x = 22,053,803,083.37/169,647.84
  6. Step 6: Final answer
    x = 129,997.55

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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.