Home / 187,672.42-258,992.13-107,098.35

Finding the Fourth Proportional to 187,672.42, 258,992.13 and 107,098.35

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Solution

The fourth proportional to 187,672.42, 258,992.13 and 107,098.35 is: 147,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,672.42 : 258,992.13 = 107,098.35 : x
  2. Step 2: Convert to fraction form
    187,672.42/258,992.13 = 107,098.35/x
  3. Step 3: Cross multiply
    187,672.42x = 258,992.13 × 107,098.35
  4. Step 4: Simplify right side
    187,672.42x = 27,737,629,785.99
  5. Step 5: Solve for x
    x = 27,737,629,785.99/187,672.42
  6. Step 6: Final answer
    x = 147,798.11

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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.