Home / 53,783.12-80,677.92-16,344.44

Finding the Fourth Proportional to 53,783.12, 80,677.92 and 16,344.44

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Solution

The fourth proportional to 53,783.12, 80,677.92 and 16,344.44 is: 24,517.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,783.12 : 80,677.92 = 16,344.44 : x
  2. Step 2: Convert to fraction form
    53,783.12/80,677.92 = 16,344.44/x
  3. Step 3: Cross multiply
    53,783.12x = 80,677.92 × 16,344.44
  4. Step 4: Simplify right side
    53,783.12x = 1,318,635,422.76
  5. Step 5: Solve for x
    x = 1,318,635,422.76/53,783.12
  6. Step 6: Final answer
    x = 24,517.64

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1.5x scale

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.