Home / 187,450.89-258,682.20-102,567.93

Finding the Fourth Proportional to 187,450.89, 258,682.20 and 102,567.93

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Solution

The fourth proportional to 187,450.89, 258,682.20 and 102,567.93 is: 141,543.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,450.89 : 258,682.20 = 102,567.93 : x
  2. Step 2: Convert to fraction form
    187,450.89/258,682.20 = 102,567.93/x
  3. Step 3: Cross multiply
    187,450.89x = 258,682.20 × 102,567.93
  4. Step 4: Simplify right side
    187,450.89x = 26,532,497,781.85
  5. Step 5: Solve for x
    x = 26,532,497,781.85/187,450.89
  6. Step 6: Final answer
    x = 141,543.73

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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.