Home / 63,449.69-95,171.02-21,325.42

Finding the Fourth Proportional to 63,449.69, 95,171.02 and 21,325.42

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Solution

The fourth proportional to 63,449.69, 95,171.02 and 21,325.42 is: 31,986.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,449.69 : 95,171.02 = 21,325.42 : x
  2. Step 2: Convert to fraction form
    63,449.69/95,171.02 = 21,325.42/x
  3. Step 3: Cross multiply
    63,449.69x = 95,171.02 × 21,325.42
  4. Step 4: Simplify right side
    63,449.69x = 2,029,562,158.93
  5. Step 5: Solve for x
    x = 2,029,562,158.93/63,449.69
  6. Step 6: Final answer
    x = 31,986.95

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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.