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Finding the Fourth Proportional to 5,881.14, 8,822.02 and 1,721.06

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Solution

The fourth proportional to 5,881.14, 8,822.02 and 1,721.06 is: 2,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.14 : 8,822.02 = 1,721.06 : x
  2. Step 2: Convert to fraction form
    5,881.14/8,822.02 = 1,721.06/x
  3. Step 3: Cross multiply
    5,881.14x = 8,822.02 × 1,721.06
  4. Step 4: Simplify right side
    5,881.14x = 15,183,225.74
  5. Step 5: Solve for x
    x = 15,183,225.74/5,881.14
  6. Step 6: Final answer
    x = 2,581.68

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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.