Home / 62,228.20-93,342.30-20,675.20

Finding the Fourth Proportional to 62,228.20, 93,342.30 and 20,675.20

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Solution

The fourth proportional to 62,228.20, 93,342.30 and 20,675.20 is: 31,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,228.20 : 93,342.30 = 20,675.20 : x
  2. Step 2: Convert to fraction form
    62,228.20/93,342.30 = 20,675.20/x
  3. Step 3: Cross multiply
    62,228.20x = 93,342.30 × 20,675.20
  4. Step 4: Simplify right side
    62,228.20x = 1,929,870,720.96
  5. Step 5: Solve for x
    x = 1,929,870,720.96/62,228.20
  6. Step 6: Final answer
    x = 31,012.80

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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.