Home / 48,829.85-73,255.67-20,750.79

Finding the Fourth Proportional to 48,829.85, 73,255.67 and 20,750.79

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Solution

The fourth proportional to 48,829.85, 73,255.67 and 20,750.79 is: 31,130.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,829.85 : 73,255.67 = 20,750.79 : x
  2. Step 2: Convert to fraction form
    48,829.85/73,255.67 = 20,750.79/x
  3. Step 3: Cross multiply
    48,829.85x = 73,255.67 × 20,750.79
  4. Step 4: Simplify right side
    48,829.85x = 1,520,113,076.36
  5. Step 5: Solve for x
    x = 1,520,113,076.36/48,829.85
  6. Step 6: Final answer
    x = 31,130.82

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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.