Home / 187,893.41-259,309.20-103,026.87

Finding the Fourth Proportional to 187,893.41, 259,309.20 and 103,026.87

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Solution

The fourth proportional to 187,893.41, 259,309.20 and 103,026.87 is: 142,186.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,893.41 : 259,309.20 = 103,026.87 : x
  2. Step 2: Convert to fraction form
    187,893.41/259,309.20 = 103,026.87/x
  3. Step 3: Cross multiply
    187,893.41x = 259,309.20 × 103,026.87
  4. Step 4: Simplify right side
    187,893.41x = 26,715,815,238.20
  5. Step 5: Solve for x
    x = 26,715,815,238.20/187,893.41
  6. Step 6: Final answer
    x = 142,186.02

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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.