Home / 69,286.60-95,613.18-43,806.68

Finding the Fourth Proportional to 69,286.60, 95,613.18 and 43,806.68

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Solution

The fourth proportional to 69,286.60, 95,613.18 and 43,806.68 is: 60,451.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,286.60 : 95,613.18 = 43,806.68 : x
  2. Step 2: Convert to fraction form
    69,286.60/95,613.18 = 43,806.68/x
  3. Step 3: Cross multiply
    69,286.60x = 95,613.18 × 43,806.68
  4. Step 4: Simplify right side
    69,286.60x = 4,188,495,980.04
  5. Step 5: Solve for x
    x = 4,188,495,980.04/69,286.60
  6. Step 6: Final answer
    x = 60,451.75

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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.