Home / 61,010.55-91,515.83-40,082.85

Finding the Fourth Proportional to 61,010.55, 91,515.83 and 40,082.85

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Solution

The fourth proportional to 61,010.55, 91,515.83 and 40,082.85 is: 60,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,010.55 : 91,515.83 = 40,082.85 : x
  2. Step 2: Convert to fraction form
    61,010.55/91,515.83 = 40,082.85/x
  3. Step 3: Cross multiply
    61,010.55x = 91,515.83 × 40,082.85
  4. Step 4: Simplify right side
    61,010.55x = 3,668,215,086.10
  5. Step 5: Solve for x
    x = 3,668,215,086.10/61,010.55
  6. Step 6: Final answer
    x = 60,124.28

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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.