Home / 76,475.20-114,567-44,807.44

Finding the Fourth Proportional to 76,475.20, 114,567 and 44,807.44

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Solution

The fourth proportional to 76,475.20, 114,567 and 44,807.44 is: 67,125.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,475.20 : 114,567 = 44,807.44 : x
  2. Step 2: Convert to fraction form
    76,475.20/114,567 = 44,807.44/x
  3. Step 3: Cross multiply
    76,475.20x = 114,567 × 44,807.44
  4. Step 4: Simplify right side
    76,475.20x = 5,133,453,978.48
  5. Step 5: Solve for x
    x = 5,133,453,978.48/76,475.20
  6. Step 6: Final answer
    x = 67,125.73

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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.