Home / 76,512.24-114,750.14-32,139.86

Finding the Fourth Proportional to 76,512.24, 114,750.14 and 32,139.86

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Solution

The fourth proportional to 76,512.24, 114,750.14 and 32,139.86 is: 48,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,512.24 : 114,750.14 = 32,139.86 : x
  2. Step 2: Convert to fraction form
    76,512.24/114,750.14 = 32,139.86/x
  3. Step 3: Cross multiply
    76,512.24x = 114,750.14 × 32,139.86
  4. Step 4: Simplify right side
    76,512.24x = 3,688,052,700.13
  5. Step 5: Solve for x
    x = 3,688,052,700.13/76,512.24
  6. Step 6: Final answer
    x = 48,202.13

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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.