Home / 187,369.04-258,676.26-123,890.96

Finding the Fourth Proportional to 187,369.04, 258,676.26 and 123,890.96

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Solution

The fourth proportional to 187,369.04, 258,676.26 and 123,890.96 is: 171,040.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,369.04 : 258,676.26 = 123,890.96 : x
  2. Step 2: Convert to fraction form
    187,369.04/258,676.26 = 123,890.96/x
  3. Step 3: Cross multiply
    187,369.04x = 258,676.26 × 123,890.96
  4. Step 4: Simplify right side
    187,369.04x = 32,047,650,180.61
  5. Step 5: Solve for x
    x = 32,047,650,180.61/187,369.04
  6. Step 6: Final answer
    x = 171,040.26

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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.