Home / 63,790.44-95,689.59-19,420.50

Finding the Fourth Proportional to 63,790.44, 95,689.59 and 19,420.50

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Solution

The fourth proportional to 63,790.44, 95,689.59 and 19,420.50 is: 29,131.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,790.44 : 95,689.59 = 19,420.50 : x
  2. Step 2: Convert to fraction form
    63,790.44/95,689.59 = 19,420.50/x
  3. Step 3: Cross multiply
    63,790.44x = 95,689.59 × 19,420.50
  4. Step 4: Simplify right side
    63,790.44x = 1,858,339,682.60
  5. Step 5: Solve for x
    x = 1,858,339,682.60/63,790.44
  6. Step 6: Final answer
    x = 29,131.95

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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.