Home / 66,819.27-92,210.32-36,604.55

Finding the Fourth Proportional to 66,819.27, 92,210.32 and 36,604.55

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Solution

The fourth proportional to 66,819.27, 92,210.32 and 36,604.55 is: 50,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,819.27 : 92,210.32 = 36,604.55 : x
  2. Step 2: Convert to fraction form
    66,819.27/92,210.32 = 36,604.55/x
  3. Step 3: Cross multiply
    66,819.27x = 92,210.32 × 36,604.55
  4. Step 4: Simplify right side
    66,819.27x = 3,375,317,407.97
  5. Step 5: Solve for x
    x = 3,375,317,407.97/66,819.27
  6. Step 6: Final answer
    x = 50,514.13

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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.