Home / 102,766.47-154,165.14-36,194.91

Finding the Fourth Proportional to 102,766.47, 154,165.14 and 36,194.91

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Solution

The fourth proportional to 102,766.47, 154,165.14 and 36,194.91 is: 54,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,766.47 : 154,165.14 = 36,194.91 : x
  2. Step 2: Convert to fraction form
    102,766.47/154,165.14 = 36,194.91/x
  3. Step 3: Cross multiply
    102,766.47x = 154,165.14 × 36,194.91
  4. Step 4: Simplify right side
    102,766.47x = 5,579,993,367.44
  5. Step 5: Solve for x
    x = 5,579,993,367.44/102,766.47
  6. Step 6: Final answer
    x = 54,297.80

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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.