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Finding the Fourth Proportional to 69,695.98, 104,506.90 and 27,574.36

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Solution

The fourth proportional to 69,695.98, 104,506.90 and 27,574.36 is: 41,346.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,695.98 : 104,506.90 = 27,574.36 : x
  2. Step 2: Convert to fraction form
    69,695.98/104,506.90 = 27,574.36/x
  3. Step 3: Cross multiply
    69,695.98x = 104,506.90 × 27,574.36
  4. Step 4: Simplify right side
    69,695.98x = 2,881,710,883.08
  5. Step 5: Solve for x
    x = 2,881,710,883.08/69,695.98
  6. Step 6: Final answer
    x = 41,346.87

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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.