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Finding the Fourth Proportional to 5,954.36, 8,931.42 and 2,058.66

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Solution

The fourth proportional to 5,954.36, 8,931.42 and 2,058.66 is: 3,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954.36 : 8,931.42 = 2,058.66 : x
  2. Step 2: Convert to fraction form
    5,954.36/8,931.42 = 2,058.66/x
  3. Step 3: Cross multiply
    5,954.36x = 8,931.42 × 2,058.66
  4. Step 4: Simplify right side
    5,954.36x = 18,386,757.10
  5. Step 5: Solve for x
    x = 18,386,757.10/5,954.36
  6. Step 6: Final answer
    x = 3,087.95

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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.