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Finding the Fourth Proportional to 17,006.98, 25,510.95 and 4,694.98

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Solution

The fourth proportional to 17,006.98, 25,510.95 and 4,694.98 is: 7,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006.98 : 25,510.95 = 4,694.98 : x
  2. Step 2: Convert to fraction form
    17,006.98/25,510.95 = 4,694.98/x
  3. Step 3: Cross multiply
    17,006.98x = 25,510.95 × 4,694.98
  4. Step 4: Simplify right side
    17,006.98x = 119,773,400.03
  5. Step 5: Solve for x
    x = 119,773,400.03/17,006.98
  6. Step 6: Final answer
    x = 7,042.60

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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.