Home / 102,995.38-154,454.19-47,552.50

Finding the Fourth Proportional to 102,995.38, 154,454.19 and 47,552.50

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Solution

The fourth proportional to 102,995.38, 154,454.19 and 47,552.50 is: 71,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,995.38 : 154,454.19 = 47,552.50 : x
  2. Step 2: Convert to fraction form
    102,995.38/154,454.19 = 47,552.50/x
  3. Step 3: Cross multiply
    102,995.38x = 154,454.19 × 47,552.50
  4. Step 4: Simplify right side
    102,995.38x = 7,344,682,869.98
  5. Step 5: Solve for x
    x = 7,344,682,869.98/102,995.38
  6. Step 6: Final answer
    x = 71,310.80

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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.