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Finding the Fourth Proportional to 171,607.94, 236,819.02 and 104,539.94

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Solution

The fourth proportional to 171,607.94, 236,819.02 and 104,539.94 is: 144,265.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,607.94 : 236,819.02 = 104,539.94 : x
  2. Step 2: Convert to fraction form
    171,607.94/236,819.02 = 104,539.94/x
  3. Step 3: Cross multiply
    171,607.94x = 236,819.02 × 104,539.94
  4. Step 4: Simplify right side
    171,607.94x = 24,757,046,141.66
  5. Step 5: Solve for x
    x = 24,757,046,141.66/171,607.94
  6. Step 6: Final answer
    x = 144,265.16

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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.