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Finding the Fourth Proportional to 16,893.16, 23,303.50 and 10,181.50

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Solution

The fourth proportional to 16,893.16, 23,303.50 and 10,181.50 is: 14,045.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.16 : 23,303.50 = 10,181.50 : x
  2. Step 2: Convert to fraction form
    16,893.16/23,303.50 = 10,181.50/x
  3. Step 3: Cross multiply
    16,893.16x = 23,303.50 × 10,181.50
  4. Step 4: Simplify right side
    16,893.16x = 237,264,585.25
  5. Step 5: Solve for x
    x = 237,264,585.25/16,893.16
  6. Step 6: Final answer
    x = 14,045.01

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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.