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Finding the Fourth Proportional to 69,408.39, 104,123.53 and 25,046.01

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Solution

The fourth proportional to 69,408.39, 104,123.53 and 25,046.01 is: 37,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,408.39 : 104,123.53 = 25,046.01 : x
  2. Step 2: Convert to fraction form
    69,408.39/104,123.53 = 25,046.01/x
  3. Step 3: Cross multiply
    69,408.39x = 104,123.53 × 25,046.01
  4. Step 4: Simplify right side
    69,408.39x = 2,607,878,864.04
  5. Step 5: Solve for x
    x = 2,607,878,864.04/69,408.39
  6. Step 6: Final answer
    x = 37,572.96

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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.