Home / 125,540.37-188,320.79-58,944.16

Finding the Fourth Proportional to 125,540.37, 188,320.79 and 58,944.16

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Solution

The fourth proportional to 125,540.37, 188,320.79 and 58,944.16 is: 88,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,540.37 : 188,320.79 = 58,944.16 : x
  2. Step 2: Convert to fraction form
    125,540.37/188,320.79 = 58,944.16/x
  3. Step 3: Cross multiply
    125,540.37x = 188,320.79 × 58,944.16
  4. Step 4: Simplify right side
    125,540.37x = 11,100,410,777.09
  5. Step 5: Solve for x
    x = 11,100,410,777.09/125,540.37
  6. Step 6: Final answer
    x = 88,421.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.