Home / 62,775.63-94,169.61-20,638.62

Finding the Fourth Proportional to 62,775.63, 94,169.61 and 20,638.62

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Solution

The fourth proportional to 62,775.63, 94,169.61 and 20,638.62 is: 30,959.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,775.63 : 94,169.61 = 20,638.62 : x
  2. Step 2: Convert to fraction form
    62,775.63/94,169.61 = 20,638.62/x
  3. Step 3: Cross multiply
    62,775.63x = 94,169.61 × 20,638.62
  4. Step 4: Simplify right side
    62,775.63x = 1,943,530,796.34
  5. Step 5: Solve for x
    x = 1,943,530,796.34/62,775.63
  6. Step 6: Final answer
    x = 30,959.96

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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.