Home / 67,031.92-92,499.96-36,811.36

Finding the Fourth Proportional to 67,031.92, 92,499.96 and 36,811.36

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Solution

The fourth proportional to 67,031.92, 92,499.96 and 36,811.36 is: 50,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,031.92 : 92,499.96 = 36,811.36 : x
  2. Step 2: Convert to fraction form
    67,031.92/92,499.96 = 36,811.36/x
  3. Step 3: Cross multiply
    67,031.92x = 92,499.96 × 36,811.36
  4. Step 4: Simplify right side
    67,031.92x = 3,405,049,327.55
  5. Step 5: Solve for x
    x = 3,405,049,327.55/67,031.92
  6. Step 6: Final answer
    x = 50,797.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.