Home / 187,203.66-258,337.24-102,321.34

Finding the Fourth Proportional to 187,203.66, 258,337.24 and 102,321.34

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Solution

The fourth proportional to 187,203.66, 258,337.24 and 102,321.34 is: 141,201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,203.66 : 258,337.24 = 102,321.34 : x
  2. Step 2: Convert to fraction form
    187,203.66/258,337.24 = 102,321.34/x
  3. Step 3: Cross multiply
    187,203.66x = 258,337.24 × 102,321.34
  4. Step 4: Simplify right side
    187,203.66x = 26,433,412,568.70
  5. Step 5: Solve for x
    x = 26,433,412,568.70/187,203.66
  6. Step 6: Final answer
    x = 141,201.37

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1.5x scale

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.