Home / 53,753.79-80,633.77-16,315.09

Finding the Fourth Proportional to 53,753.79, 80,633.77 and 16,315.09

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Solution

The fourth proportional to 53,753.79, 80,633.77 and 16,315.09 is: 24,473.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,753.79 : 80,633.77 = 16,315.09 : x
  2. Step 2: Convert to fraction form
    53,753.79/80,633.77 = 16,315.09/x
  3. Step 3: Cross multiply
    53,753.79x = 80,633.77 × 16,315.09
  4. Step 4: Simplify right side
    53,753.79x = 1,315,546,972.22
  5. Step 5: Solve for x
    x = 1,315,546,972.22/53,753.79
  6. Step 6: Final answer
    x = 24,473.57

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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.