Home / 48,360.80-72,532.85-12,822.37

Finding the Fourth Proportional to 48,360.80, 72,532.85 and 12,822.37

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Solution

The fourth proportional to 48,360.80, 72,532.85 and 12,822.37 is: 19,231.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,360.80 : 72,532.85 = 12,822.37 : x
  2. Step 2: Convert to fraction form
    48,360.80/72,532.85 = 12,822.37/x
  3. Step 3: Cross multiply
    48,360.80x = 72,532.85 × 12,822.37
  4. Step 4: Simplify right side
    48,360.80x = 930,042,613.08
  5. Step 5: Solve for x
    x = 930,042,613.08/48,360.80
  6. Step 6: Final answer
    x = 19,231.33

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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.