Home / 53,657.68-80,487.24-16,218.04

Finding the Fourth Proportional to 53,657.68, 80,487.24 and 16,218.04

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Solution

The fourth proportional to 53,657.68, 80,487.24 and 16,218.04 is: 24,327.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,657.68 : 80,487.24 = 16,218.04 : x
  2. Step 2: Convert to fraction form
    53,657.68/80,487.24 = 16,218.04/x
  3. Step 3: Cross multiply
    53,657.68x = 80,487.24 × 16,218.04
  4. Step 4: Simplify right side
    53,657.68x = 1,305,345,277.81
  5. Step 5: Solve for x
    x = 1,305,345,277.81/53,657.68
  6. Step 6: Final answer
    x = 24,327.28

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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.