Home / 187,347.37-258,545.51-102,464.43

Finding the Fourth Proportional to 187,347.37, 258,545.51 and 102,464.43

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Solution

The fourth proportional to 187,347.37, 258,545.51 and 102,464.43 is: 141,404.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,347.37 : 258,545.51 = 102,464.43 : x
  2. Step 2: Convert to fraction form
    187,347.37/258,545.51 = 102,464.43/x
  3. Step 3: Cross multiply
    187,347.37x = 258,545.51 × 102,464.43
  4. Step 4: Simplify right side
    187,347.37x = 26,491,718,311.21
  5. Step 5: Solve for x
    x = 26,491,718,311.21/187,347.37
  6. Step 6: Final answer
    x = 141,404.27

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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.