Home / 53,939.76-80,875.84-16,487.44

Finding the Fourth Proportional to 53,939.76, 80,875.84 and 16,487.44

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Solution

The fourth proportional to 53,939.76, 80,875.84 and 16,487.44 is: 24,720.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939.76 : 80,875.84 = 16,487.44 : x
  2. Step 2: Convert to fraction form
    53,939.76/80,875.84 = 16,487.44/x
  3. Step 3: Cross multiply
    53,939.76x = 80,875.84 × 16,487.44
  4. Step 4: Simplify right side
    53,939.76x = 1,333,435,559.45
  5. Step 5: Solve for x
    x = 1,333,435,559.45/53,939.76
  6. Step 6: Final answer
    x = 24,720.83

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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.