Home / 58,082.43-87,104.19-18,630.18

Finding the Fourth Proportional to 58,082.43, 87,104.19 and 18,630.18

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Solution

The fourth proportional to 58,082.43, 87,104.19 and 18,630.18 is: 27,939.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,082.43 : 87,104.19 = 18,630.18 : x
  2. Step 2: Convert to fraction form
    58,082.43/87,104.19 = 18,630.18/x
  3. Step 3: Cross multiply
    58,082.43x = 87,104.19 × 18,630.18
  4. Step 4: Simplify right side
    58,082.43x = 1,622,766,738.45
  5. Step 5: Solve for x
    x = 1,622,766,738.45/58,082.43
  6. Step 6: Final answer
    x = 27,939.03

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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.