Home / 106,974.88-147,625.27-59,231.25

Finding the Fourth Proportional to 106,974.88, 147,625.27 and 59,231.25

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Solution

The fourth proportional to 106,974.88, 147,625.27 and 59,231.25 is: 81,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,974.88 : 147,625.27 = 59,231.25 : x
  2. Step 2: Convert to fraction form
    106,974.88/147,625.27 = 59,231.25/x
  3. Step 3: Cross multiply
    106,974.88x = 147,625.27 × 59,231.25
  4. Step 4: Simplify right side
    106,974.88x = 8,744,029,125.61
  5. Step 5: Solve for x
    x = 8,744,029,125.61/106,974.88
  6. Step 6: Final answer
    x = 81,739.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.