Home / 187,516.96-258,773.40-102,634.02

Finding the Fourth Proportional to 187,516.96, 258,773.40 and 102,634.02

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Solution

The fourth proportional to 187,516.96, 258,773.40 and 102,634.02 is: 141,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,516.96 : 258,773.40 = 102,634.02 : x
  2. Step 2: Convert to fraction form
    187,516.96/258,773.40 = 102,634.02/x
  3. Step 3: Cross multiply
    187,516.96x = 258,773.40 × 102,634.02
  4. Step 4: Simplify right side
    187,516.96x = 26,558,954,311.07
  5. Step 5: Solve for x
    x = 26,558,954,311.07/187,516.96
  6. Step 6: Final answer
    x = 141,634.95

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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.