Home / 77,614.60-116,324.50-33,189.12

Finding the Fourth Proportional to 77,614.60, 116,324.50 and 33,189.12

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Solution

The fourth proportional to 77,614.60, 116,324.50 and 33,189.12 is: 49,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,614.60 : 116,324.50 = 33,189.12 : x
  2. Step 2: Convert to fraction form
    77,614.60/116,324.50 = 33,189.12/x
  3. Step 3: Cross multiply
    77,614.60x = 116,324.50 × 33,189.12
  4. Step 4: Simplify right side
    77,614.60x = 3,860,707,789.44
  5. Step 5: Solve for x
    x = 3,860,707,789.44/77,614.60
  6. Step 6: Final answer
    x = 49,742.03

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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.