Home / 187,600.14-259,115.40-136,531.89

Finding the Fourth Proportional to 187,600.14, 259,115.40 and 136,531.89

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Solution

The fourth proportional to 187,600.14, 259,115.40 and 136,531.89 is: 188,579.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,600.14 : 259,115.40 = 136,531.89 : x
  2. Step 2: Convert to fraction form
    187,600.14/259,115.40 = 136,531.89/x
  3. Step 3: Cross multiply
    187,600.14x = 259,115.40 × 136,531.89
  4. Step 4: Simplify right side
    187,600.14x = 35,377,515,290.11
  5. Step 5: Solve for x
    x = 35,377,515,290.11/187,600.14
  6. Step 6: Final answer
    x = 188,579.37

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1.5x scale

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.