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Finding the Fourth Proportional to 16,877.09, 25,311 and 5,030.33

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Solution

The fourth proportional to 16,877.09, 25,311 and 5,030.33 is: 7,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.09 : 25,311 = 5,030.33 : x
  2. Step 2: Convert to fraction form
    16,877.09/25,311 = 5,030.33/x
  3. Step 3: Cross multiply
    16,877.09x = 25,311 × 5,030.33
  4. Step 4: Simplify right side
    16,877.09x = 127,322,682.63
  5. Step 5: Solve for x
    x = 127,322,682.63/16,877.09
  6. Step 6: Final answer
    x = 7,544.11

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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.