Home / 51,742.68-77,623.92-16,672.92

Finding the Fourth Proportional to 51,742.68, 77,623.92 and 16,672.92

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Solution

The fourth proportional to 51,742.68, 77,623.92 and 16,672.92 is: 25,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742.68 : 77,623.92 = 16,672.92 : x
  2. Step 2: Convert to fraction form
    51,742.68/77,623.92 = 16,672.92/x
  3. Step 3: Cross multiply
    51,742.68x = 77,623.92 × 16,672.92
  4. Step 4: Simplify right side
    51,742.68x = 1,294,217,408.25
  5. Step 5: Solve for x
    x = 1,294,217,408.25/51,742.68
  6. Step 6: Final answer
    x = 25,012.57

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1.5x scale

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.