Home / 64,013.36-95,989.36-30,251.28

Finding the Fourth Proportional to 64,013.36, 95,989.36 and 30,251.28

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Solution

The fourth proportional to 64,013.36, 95,989.36 and 30,251.28 is: 45,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,013.36 : 95,989.36 = 30,251.28 : x
  2. Step 2: Convert to fraction form
    64,013.36/95,989.36 = 30,251.28/x
  3. Step 3: Cross multiply
    64,013.36x = 95,989.36 × 30,251.28
  4. Step 4: Simplify right side
    64,013.36x = 2,903,801,006.38
  5. Step 5: Solve for x
    x = 2,903,801,006.38/64,013.36
  6. Step 6: Final answer
    x = 45,362.42

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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.