Home / 187,241.40-258,394.84-106,667.72

Finding the Fourth Proportional to 187,241.40, 258,394.84 and 106,667.72

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Solution

The fourth proportional to 187,241.40, 258,394.84 and 106,667.72 is: 147,202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,241.40 : 258,394.84 = 106,667.72 : x
  2. Step 2: Convert to fraction form
    187,241.40/258,394.84 = 106,667.72/x
  3. Step 3: Cross multiply
    187,241.40x = 258,394.84 × 106,667.72
  4. Step 4: Simplify right side
    187,241.40x = 27,562,388,442.56
  5. Step 5: Solve for x
    x = 27,562,388,442.56/187,241.40
  6. Step 6: Final answer
    x = 147,202.43

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1.5x scale

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.