Home / 51,549.20-77,322.68-16,488.75

Finding the Fourth Proportional to 51,549.20, 77,322.68 and 16,488.75

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Solution

The fourth proportional to 51,549.20, 77,322.68 and 16,488.75 is: 24,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,549.20 : 77,322.68 = 16,488.75 : x
  2. Step 2: Convert to fraction form
    51,549.20/77,322.68 = 16,488.75/x
  3. Step 3: Cross multiply
    51,549.20x = 77,322.68 × 16,488.75
  4. Step 4: Simplify right side
    51,549.20x = 1,274,954,339.85
  5. Step 5: Solve for x
    x = 1,274,954,339.85/51,549.20
  6. Step 6: Final answer
    x = 24,732.77

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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.