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Finding the Fourth Proportional to 16,063.90, 22,512.50 and 16,063.90

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Solution

The fourth proportional to 16,063.90, 22,512.50 and 16,063.90 is: 22,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,063.90 : 22,512.50 = 16,063.90 : x
  2. Step 2: Convert to fraction form
    16,063.90/22,512.50 = 16,063.90/x
  3. Step 3: Cross multiply
    16,063.90x = 22,512.50 × 16,063.90
  4. Step 4: Simplify right side
    16,063.90x = 361,638,548.75
  5. Step 5: Solve for x
    x = 361,638,548.75/16,063.90
  6. Step 6: Final answer
    x = 22,512.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.