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Finding the Fourth Proportional to 169,935.44, 234,504.77 and 93,453.89

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Solution

The fourth proportional to 169,935.44, 234,504.77 and 93,453.89 is: 128,962.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,935.44 : 234,504.77 = 93,453.89 : x
  2. Step 2: Convert to fraction form
    169,935.44/234,504.77 = 93,453.89/x
  3. Step 3: Cross multiply
    169,935.44x = 234,504.77 × 93,453.89
  4. Step 4: Simplify right side
    169,935.44x = 21,915,381,340.26
  5. Step 5: Solve for x
    x = 21,915,381,340.26/169,935.44
  6. Step 6: Final answer
    x = 128,962.99

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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.