Home / 45,082.85-67,623.95-18,423.15

Finding the Fourth Proportional to 45,082.85, 67,623.95 and 18,423.15

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Solution

The fourth proportional to 45,082.85, 67,623.95 and 18,423.15 is: 27,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,082.85 : 67,623.95 = 18,423.15 : x
  2. Step 2: Convert to fraction form
    45,082.85/67,623.95 = 18,423.15/x
  3. Step 3: Cross multiply
    45,082.85x = 67,623.95 × 18,423.15
  4. Step 4: Simplify right side
    45,082.85x = 1,245,846,082.33
  5. Step 5: Solve for x
    x = 1,245,846,082.33/45,082.85
  6. Step 6: Final answer
    x = 27,634.59

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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.