Home / 229,427.28-344,006.96-89,021.92

Finding the Fourth Proportional to 229,427.28, 344,006.96 and 89,021.92

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Solution

The fourth proportional to 229,427.28, 344,006.96 and 89,021.92 is: 133,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,427.28 : 344,006.96 = 89,021.92 : x
  2. Step 2: Convert to fraction form
    229,427.28/344,006.96 = 89,021.92/x
  3. Step 3: Cross multiply
    229,427.28x = 344,006.96 × 89,021.92
  4. Step 4: Simplify right side
    229,427.28x = 30,624,160,072.56
  5. Step 5: Solve for x
    x = 30,624,160,072.56/229,427.28
  6. Step 6: Final answer
    x = 133,480.90

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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.