Home / 187,554.24-258,828.48-102,669.48

Finding the Fourth Proportional to 187,554.24, 258,828.48 and 102,669.48

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Solution

The fourth proportional to 187,554.24, 258,828.48 and 102,669.48 is: 141,685.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,554.24 : 258,828.48 = 102,669.48 : x
  2. Step 2: Convert to fraction form
    187,554.24/258,828.48 = 102,669.48/x
  3. Step 3: Cross multiply
    187,554.24x = 258,828.48 × 102,669.48
  4. Step 4: Simplify right side
    187,554.24x = 26,573,785,450.79
  5. Step 5: Solve for x
    x = 26,573,785,450.79/187,554.24
  6. Step 6: Final answer
    x = 141,685.87

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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.