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Finding the Fourth Proportional to 16,580.58, 24,868.17 and 6,719.46

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Solution

The fourth proportional to 16,580.58, 24,868.17 and 6,719.46 is: 10,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.58 : 24,868.17 = 6,719.46 : x
  2. Step 2: Convert to fraction form
    16,580.58/24,868.17 = 6,719.46/x
  3. Step 3: Cross multiply
    16,580.58x = 24,868.17 × 6,719.46
  4. Step 4: Simplify right side
    16,580.58x = 167,100,673.59
  5. Step 5: Solve for x
    x = 167,100,673.59/16,580.58
  6. Step 6: Final answer
    x = 10,078.10

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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.