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Finding the Fourth Proportional to 69,541.40, 104,266.02 and 25,162.31

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Solution

The fourth proportional to 69,541.40, 104,266.02 and 25,162.31 is: 37,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,541.40 : 104,266.02 = 25,162.31 : x
  2. Step 2: Convert to fraction form
    69,541.40/104,266.02 = 25,162.31/x
  3. Step 3: Cross multiply
    69,541.40x = 104,266.02 × 25,162.31
  4. Step 4: Simplify right side
    69,541.40x = 2,623,574,272.73
  5. Step 5: Solve for x
    x = 2,623,574,272.73/69,541.40
  6. Step 6: Final answer
    x = 37,726.80

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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.