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Finding the Fourth Proportional to 12,950.44, 17,869.93 and 7,285.00

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Solution

The fourth proportional to 12,950.44, 17,869.93 and 7,285.00 is: 10,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950.44 : 17,869.93 = 7,285.00 : x
  2. Step 2: Convert to fraction form
    12,950.44/17,869.93 = 7,285.00/x
  3. Step 3: Cross multiply
    12,950.44x = 17,869.93 × 7,285.00
  4. Step 4: Simplify right side
    12,950.44x = 130,182,377.16
  5. Step 5: Solve for x
    x = 130,182,377.16/12,950.44
  6. Step 6: Final answer
    x = 10,052.35

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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.