Home / 102,651.39-154,073.94-52,766.52

Finding the Fourth Proportional to 102,651.39, 154,073.94 and 52,766.52

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Solution

The fourth proportional to 102,651.39, 154,073.94 and 52,766.52 is: 79,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,651.39 : 154,073.94 = 52,766.52 : x
  2. Step 2: Convert to fraction form
    102,651.39/154,073.94 = 52,766.52/x
  3. Step 3: Cross multiply
    102,651.39x = 154,073.94 × 52,766.52
  4. Step 4: Simplify right side
    102,651.39x = 8,129,945,636.49
  5. Step 5: Solve for x
    x = 8,129,945,636.49/102,651.39
  6. Step 6: Final answer
    x = 79,199.57

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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.