Home / 193,156.36-289,817.78-104,472.32

Finding the Fourth Proportional to 193,156.36, 289,817.78 and 104,472.32

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Solution

The fourth proportional to 193,156.36, 289,817.78 and 104,472.32 is: 156,753.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,156.36 : 289,817.78 = 104,472.32 : x
  2. Step 2: Convert to fraction form
    193,156.36/289,817.78 = 104,472.32/x
  3. Step 3: Cross multiply
    193,156.36x = 289,817.78 × 104,472.32
  4. Step 4: Simplify right side
    193,156.36x = 30,277,935,853.85
  5. Step 5: Solve for x
    x = 30,277,935,853.85/193,156.36
  6. Step 6: Final answer
    x = 156,753.50

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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.