Home / 76,243.92-114,324.12-23,638.80

Finding the Fourth Proportional to 76,243.92, 114,324.12 and 23,638.80

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Solution

The fourth proportional to 76,243.92, 114,324.12 and 23,638.80 is: 35,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,243.92 : 114,324.12 = 23,638.80 : x
  2. Step 2: Convert to fraction form
    76,243.92/114,324.12 = 23,638.80/x
  3. Step 3: Cross multiply
    76,243.92x = 114,324.12 × 23,638.80
  4. Step 4: Simplify right side
    76,243.92x = 2,702,485,007.86
  5. Step 5: Solve for x
    x = 2,702,485,007.86/76,243.92
  6. Step 6: Final answer
    x = 35,445.25

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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.