Home / 49,012.80-67,605.76-28,852.68

Finding the Fourth Proportional to 49,012.80, 67,605.76 and 28,852.68

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Solution

The fourth proportional to 49,012.80, 67,605.76 and 28,852.68 is: 39,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,012.80 : 67,605.76 = 28,852.68 : x
  2. Step 2: Convert to fraction form
    49,012.80/67,605.76 = 28,852.68/x
  3. Step 3: Cross multiply
    49,012.80x = 67,605.76 × 28,852.68
  4. Step 4: Simplify right side
    49,012.80x = 1,950,607,359.44
  5. Step 5: Solve for x
    x = 1,950,607,359.44/49,012.80
  6. Step 6: Final answer
    x = 39,797.92

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1.5x scale

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.