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Finding the Fourth Proportional to 94,893.77, 130,940.03 and 54,058.97

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Solution

The fourth proportional to 94,893.77, 130,940.03 and 54,058.97 is: 74,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,893.77 : 130,940.03 = 54,058.97 : x
  2. Step 2: Convert to fraction form
    94,893.77/130,940.03 = 54,058.97/x
  3. Step 3: Cross multiply
    94,893.77x = 130,940.03 × 54,058.97
  4. Step 4: Simplify right side
    94,893.77x = 7,078,482,883.27
  5. Step 5: Solve for x
    x = 7,078,482,883.27/94,893.77
  6. Step 6: Final answer
    x = 74,593.76

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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.