Home / 193,003.32-289,323.54-104,123.64

Finding the Fourth Proportional to 193,003.32, 289,323.54 and 104,123.64

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Solution

The fourth proportional to 193,003.32, 289,323.54 and 104,123.64 is: 156,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,003.32 : 289,323.54 = 104,123.64 : x
  2. Step 2: Convert to fraction form
    193,003.32/289,323.54 = 104,123.64/x
  3. Step 3: Cross multiply
    193,003.32x = 289,323.54 × 104,123.64
  4. Step 4: Simplify right side
    193,003.32x = 30,125,420,122.49
  5. Step 5: Solve for x
    x = 30,125,420,122.49/193,003.32
  6. Step 6: Final answer
    x = 156,087.57

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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.