Home / 187,324.20-258,507.30-102,441.30

Finding the Fourth Proportional to 187,324.20, 258,507.30 and 102,441.30

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Solution

The fourth proportional to 187,324.20, 258,507.30 and 102,441.30 is: 141,368.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,324.20 : 258,507.30 = 102,441.30 : x
  2. Step 2: Convert to fraction form
    187,324.20/258,507.30 = 102,441.30/x
  3. Step 3: Cross multiply
    187,324.20x = 258,507.30 × 102,441.30
  4. Step 4: Simplify right side
    187,324.20x = 26,481,823,871.49
  5. Step 5: Solve for x
    x = 26,481,823,871.49/187,324.20
  6. Step 6: Final answer
    x = 141,368.94

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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.