Home / 64,069.38-96,137.28-45,469.08

Finding the Fourth Proportional to 64,069.38, 96,137.28 and 45,469.08

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Solution

The fourth proportional to 64,069.38, 96,137.28 and 45,469.08 is: 68,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,069.38 : 96,137.28 = 45,469.08 : x
  2. Step 2: Convert to fraction form
    64,069.38/96,137.28 = 45,469.08/x
  3. Step 3: Cross multiply
    64,069.38x = 96,137.28 × 45,469.08
  4. Step 4: Simplify right side
    64,069.38x = 4,371,273,675.30
  5. Step 5: Solve for x
    x = 4,371,273,675.30/64,069.38
  6. Step 6: Final answer
    x = 68,227.19

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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.