Home / 52,120.30-78,187.08-16,568.95

Finding the Fourth Proportional to 52,120.30, 78,187.08 and 16,568.95

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Solution

The fourth proportional to 52,120.30, 78,187.08 and 16,568.95 is: 24,855.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,120.30 : 78,187.08 = 16,568.95 : x
  2. Step 2: Convert to fraction form
    52,120.30/78,187.08 = 16,568.95/x
  3. Step 3: Cross multiply
    52,120.30x = 78,187.08 × 16,568.95
  4. Step 4: Simplify right side
    52,120.30x = 1,295,477,819.17
  5. Step 5: Solve for x
    x = 1,295,477,819.17/52,120.30
  6. Step 6: Final answer
    x = 24,855.53

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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.