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Finding the Fourth Proportional to 16,504.94, 24,719.27 and 9,916.59

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Solution

The fourth proportional to 16,504.94, 24,719.27 and 9,916.59 is: 14,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504.94 : 24,719.27 = 9,916.59 : x
  2. Step 2: Convert to fraction form
    16,504.94/24,719.27 = 9,916.59/x
  3. Step 3: Cross multiply
    16,504.94x = 24,719.27 × 9,916.59
  4. Step 4: Simplify right side
    16,504.94x = 245,130,816.11
  5. Step 5: Solve for x
    x = 245,130,816.11/16,504.94
  6. Step 6: Final answer
    x = 14,851.97

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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.