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Finding the Fourth Proportional to 69,466.68, 104,178.06 and 25,087.50

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Solution

The fourth proportional to 69,466.68, 104,178.06 and 25,087.50 is: 37,623.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,466.68 : 104,178.06 = 25,087.50 : x
  2. Step 2: Convert to fraction form
    69,466.68/104,178.06 = 25,087.50/x
  3. Step 3: Cross multiply
    69,466.68x = 104,178.06 × 25,087.50
  4. Step 4: Simplify right side
    69,466.68x = 2,613,567,080.25
  5. Step 5: Solve for x
    x = 2,613,567,080.25/69,466.68
  6. Step 6: Final answer
    x = 37,623.32

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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.