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Finding the Fourth Proportional to 104,907.84, 157,175.17 and 60,442.71

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Solution

The fourth proportional to 104,907.84, 157,175.17 and 60,442.71 is: 90,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,907.84 : 157,175.17 = 60,442.71 : x
  2. Step 2: Convert to fraction form
    104,907.84/157,175.17 = 60,442.71/x
  3. Step 3: Cross multiply
    104,907.84x = 157,175.17 × 60,442.71
  4. Step 4: Simplify right side
    104,907.84x = 9,500,093,219.51
  5. Step 5: Solve for x
    x = 9,500,093,219.51/104,907.84
  6. Step 6: Final answer
    x = 90,556.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.