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Finding the Fourth Proportional to 92,035.93, 138,054.09 and 25,476.25

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Solution

The fourth proportional to 92,035.93, 138,054.09 and 25,476.25 is: 38,214.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,035.93 : 138,054.09 = 25,476.25 : x
  2. Step 2: Convert to fraction form
    92,035.93/138,054.09 = 25,476.25/x
  3. Step 3: Cross multiply
    92,035.93x = 138,054.09 × 25,476.25
  4. Step 4: Simplify right side
    92,035.93x = 3,517,100,510.36
  5. Step 5: Solve for x
    x = 3,517,100,510.36/92,035.93
  6. Step 6: Final answer
    x = 38,214.43

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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.