Home / 53,722.83-80,584.16-14,279.95

Finding the Fourth Proportional to 53,722.83, 80,584.16 and 14,279.95

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Solution

The fourth proportional to 53,722.83, 80,584.16 and 14,279.95 is: 21,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,722.83 : 80,584.16 = 14,279.95 : x
  2. Step 2: Convert to fraction form
    53,722.83/80,584.16 = 14,279.95/x
  3. Step 3: Cross multiply
    53,722.83x = 80,584.16 × 14,279.95
  4. Step 4: Simplify right side
    53,722.83x = 1,150,737,609.83
  5. Step 5: Solve for x
    x = 1,150,737,609.83/53,722.83
  6. Step 6: Final answer
    x = 21,419.90

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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.