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Finding the Fourth Proportional to 104,717.26, 155,891.44 and 104,094.47

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Solution

The fourth proportional to 104,717.26, 155,891.44 and 104,094.47 is: 154,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,717.26 : 155,891.44 = 104,094.47 : x
  2. Step 2: Convert to fraction form
    104,717.26/155,891.44 = 104,094.47/x
  3. Step 3: Cross multiply
    104,717.26x = 155,891.44 × 104,094.47
  4. Step 4: Simplify right side
    104,717.26x = 16,227,435,881.76
  5. Step 5: Solve for x
    x = 16,227,435,881.76/104,717.26
  6. Step 6: Final answer
    x = 154,964.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.