Home / 234,910.32-324,178.61-127,481.28

Finding the Fourth Proportional to 234,910.32, 324,178.61 and 127,481.28

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Solution

The fourth proportional to 234,910.32, 324,178.61 and 127,481.28 is: 175,925.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,910.32 : 324,178.61 = 127,481.28 : x
  2. Step 2: Convert to fraction form
    234,910.32/324,178.61 = 127,481.28/x
  3. Step 3: Cross multiply
    234,910.32x = 324,178.61 × 127,481.28
  4. Step 4: Simplify right side
    234,910.32x = 41,326,704,151.42
  5. Step 5: Solve for x
    x = 41,326,704,151.42/234,910.32
  6. Step 6: Final answer
    x = 175,925.45

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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.