Home / 84,613.41-126,919.20-34,682.38

Finding the Fourth Proportional to 84,613.41, 126,919.20 and 34,682.38

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Solution

The fourth proportional to 84,613.41, 126,919.20 and 34,682.38 is: 52,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,613.41 : 126,919.20 = 34,682.38 : x
  2. Step 2: Convert to fraction form
    84,613.41/126,919.20 = 34,682.38/x
  3. Step 3: Cross multiply
    84,613.41x = 126,919.20 × 34,682.38
  4. Step 4: Simplify right side
    84,613.41x = 4,401,859,736.46
  5. Step 5: Solve for x
    x = 4,401,859,736.46/84,613.41
  6. Step 6: Final answer
    x = 52,023.19

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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.