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Finding the Fourth Proportional to 16,898.34, 25,351.14 and 5,053.05

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Solution

The fourth proportional to 16,898.34, 25,351.14 and 5,053.05 is: 7,580.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.34 : 25,351.14 = 5,053.05 : x
  2. Step 2: Convert to fraction form
    16,898.34/25,351.14 = 5,053.05/x
  3. Step 3: Cross multiply
    16,898.34x = 25,351.14 × 5,053.05
  4. Step 4: Simplify right side
    16,898.34x = 128,100,596.93
  5. Step 5: Solve for x
    x = 128,100,596.93/16,898.34
  6. Step 6: Final answer
    x = 7,580.66

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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.