Home / 63,276.45-87,318.73-36,419.82

Finding the Fourth Proportional to 63,276.45, 87,318.73 and 36,419.82

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Solution

The fourth proportional to 63,276.45, 87,318.73 and 36,419.82 is: 50,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,276.45 : 87,318.73 = 36,419.82 : x
  2. Step 2: Convert to fraction form
    63,276.45/87,318.73 = 36,419.82/x
  3. Step 3: Cross multiply
    63,276.45x = 87,318.73 × 36,419.82
  4. Step 4: Simplify right side
    63,276.45x = 3,180,131,901.59
  5. Step 5: Solve for x
    x = 3,180,131,901.59/63,276.45
  6. Step 6: Final answer
    x = 50,257.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.