Home / 43,383.20-65,042.08-23,678.56

Finding the Fourth Proportional to 43,383.20, 65,042.08 and 23,678.56

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Solution

The fourth proportional to 43,383.20, 65,042.08 and 23,678.56 is: 35,499.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,383.20 : 65,042.08 = 23,678.56 : x
  2. Step 2: Convert to fraction form
    43,383.20/65,042.08 = 23,678.56/x
  3. Step 3: Cross multiply
    43,383.20x = 65,042.08 × 23,678.56
  4. Step 4: Simplify right side
    43,383.20x = 1,540,102,793.80
  5. Step 5: Solve for x
    x = 1,540,102,793.80/43,383.20
  6. Step 6: Final answer
    x = 35,499.98

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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.