Home / 187,064.68-258,146.02-102,179.56

Finding the Fourth Proportional to 187,064.68, 258,146.02 and 102,179.56

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Solution

The fourth proportional to 187,064.68, 258,146.02 and 102,179.56 is: 141,006.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,064.68 : 258,146.02 = 102,179.56 : x
  2. Step 2: Convert to fraction form
    187,064.68/258,146.02 = 102,179.56/x
  3. Step 3: Cross multiply
    187,064.68x = 258,146.02 × 102,179.56
  4. Step 4: Simplify right side
    187,064.68x = 26,377,246,739.35
  5. Step 5: Solve for x
    x = 26,377,246,739.35/187,064.68
  6. Step 6: Final answer
    x = 141,006.02

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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.