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Finding the Fourth Proportional to 62,058.42, 93,103.16 and 19,942.20

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Solution

The fourth proportional to 62,058.42, 93,103.16 and 19,942.20 is: 29,918.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,058.42 : 93,103.16 = 19,942.20 : x
  2. Step 2: Convert to fraction form
    62,058.42/93,103.16 = 19,942.20/x
  3. Step 3: Cross multiply
    62,058.42x = 93,103.16 × 19,942.20
  4. Step 4: Simplify right side
    62,058.42x = 1,856,681,737.64
  5. Step 5: Solve for x
    x = 1,856,681,737.64/62,058.42
  6. Step 6: Final answer
    x = 29,918.29

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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.