Home / 187,239.48-258,370.98-106,650.18

Finding the Fourth Proportional to 187,239.48, 258,370.98 and 106,650.18

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Solution

The fourth proportional to 187,239.48, 258,370.98 and 106,650.18 is: 147,166.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,239.48 : 258,370.98 = 106,650.18 : x
  2. Step 2: Convert to fraction form
    187,239.48/258,370.98 = 106,650.18/x
  3. Step 3: Cross multiply
    187,239.48x = 258,370.98 × 106,650.18
  4. Step 4: Simplify right side
    187,239.48x = 27,555,311,523.78
  5. Step 5: Solve for x
    x = 27,555,311,523.78/187,239.48
  6. Step 6: Final answer
    x = 147,166.14

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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.