Home / 187,937.42-259,365.44-103,054.48

Finding the Fourth Proportional to 187,937.42, 259,365.44 and 103,054.48

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Solution

The fourth proportional to 187,937.42, 259,365.44 and 103,054.48 is: 142,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,937.42 : 259,365.44 = 103,054.48 : x
  2. Step 2: Convert to fraction form
    187,937.42/259,365.44 = 103,054.48/x
  3. Step 3: Cross multiply
    187,937.42x = 259,365.44 × 103,054.48
  4. Step 4: Simplify right side
    187,937.42x = 26,728,770,158.39
  5. Step 5: Solve for x
    x = 26,728,770,158.39/187,937.42
  6. Step 6: Final answer
    x = 142,221.65

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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.