Home / 187,440.60-258,669.90-102,561.24

Finding the Fourth Proportional to 187,440.60, 258,669.90 and 102,561.24

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Solution

The fourth proportional to 187,440.60, 258,669.90 and 102,561.24 is: 141,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,440.60 : 258,669.90 = 102,561.24 : x
  2. Step 2: Convert to fraction form
    187,440.60/258,669.90 = 102,561.24/x
  3. Step 3: Cross multiply
    187,440.60x = 258,669.90 × 102,561.24
  4. Step 4: Simplify right side
    187,440.60x = 26,529,505,694.68
  5. Step 5: Solve for x
    x = 26,529,505,694.68/187,440.60
  6. Step 6: Final answer
    x = 141,535.54

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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.