Home / 53,769.12-80,656.86-16,330.44

Finding the Fourth Proportional to 53,769.12, 80,656.86 and 16,330.44

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Solution

The fourth proportional to 53,769.12, 80,656.86 and 16,330.44 is: 24,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,769.12 : 80,656.86 = 16,330.44 : x
  2. Step 2: Convert to fraction form
    53,769.12/80,656.86 = 16,330.44/x
  3. Step 3: Cross multiply
    53,769.12x = 80,656.86 × 16,330.44
  4. Step 4: Simplify right side
    53,769.12x = 1,317,162,012.82
  5. Step 5: Solve for x
    x = 1,317,162,012.82/53,769.12
  6. Step 6: Final answer
    x = 24,496.63

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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.