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Finding the Fourth Proportional to 105,625.88, 158,448.58 and 34,548.92

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Solution

The fourth proportional to 105,625.88, 158,448.58 and 34,548.92 is: 51,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,625.88 : 158,448.58 = 34,548.92 : x
  2. Step 2: Convert to fraction form
    105,625.88/158,448.58 = 34,548.92/x
  3. Step 3: Cross multiply
    105,625.88x = 158,448.58 × 34,548.92
  4. Step 4: Simplify right side
    105,625.88x = 5,474,226,435.92
  5. Step 5: Solve for x
    x = 5,474,226,435.92/105,625.88
  6. Step 6: Final answer
    x = 51,826.57

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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.