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Finding the Fourth Proportional to 73,371.65, 101,205.83 and 50,390.38

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Solution

The fourth proportional to 73,371.65, 101,205.83 and 50,390.38 is: 69,506.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,371.65 : 101,205.83 = 50,390.38 : x
  2. Step 2: Convert to fraction form
    73,371.65/101,205.83 = 50,390.38/x
  3. Step 3: Cross multiply
    73,371.65x = 101,205.83 × 50,390.38
  4. Step 4: Simplify right side
    73,371.65x = 5,099,799,726.95
  5. Step 5: Solve for x
    x = 5,099,799,726.95/73,371.65
  6. Step 6: Final answer
    x = 69,506.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.