Home / 76,032.24-114,034.92-20,632.56

Finding the Fourth Proportional to 76,032.24, 114,034.92 and 20,632.56

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Solution

The fourth proportional to 76,032.24, 114,034.92 and 20,632.56 is: 30,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032.24 : 114,034.92 = 20,632.56 : x
  2. Step 2: Convert to fraction form
    76,032.24/114,034.92 = 20,632.56/x
  3. Step 3: Cross multiply
    76,032.24x = 114,034.92 × 20,632.56
  4. Step 4: Simplify right side
    76,032.24x = 2,352,832,329.00
  5. Step 5: Solve for x
    x = 2,352,832,329.00/76,032.24
  6. Step 6: Final answer
    x = 30,945.19

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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.