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Finding the Fourth Proportional to 69,544.65, 104,270.88 and 25,165.63

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Solution

The fourth proportional to 69,544.65, 104,270.88 and 25,165.63 is: 37,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,544.65 : 104,270.88 = 25,165.63 : x
  2. Step 2: Convert to fraction form
    69,544.65/104,270.88 = 25,165.63/x
  3. Step 3: Cross multiply
    69,544.65x = 104,270.88 × 25,165.63
  4. Step 4: Simplify right side
    69,544.65x = 2,624,041,864.50
  5. Step 5: Solve for x
    x = 2,624,041,864.50/69,544.65
  6. Step 6: Final answer
    x = 37,731.76

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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.