Home / 53,778.99-80,672.76-16,342.34

Finding the Fourth Proportional to 53,778.99, 80,672.76 and 16,342.34

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Solution

The fourth proportional to 53,778.99, 80,672.76 and 16,342.34 is: 24,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,778.99 : 80,672.76 = 16,342.34 : x
  2. Step 2: Convert to fraction form
    53,778.99/80,672.76 = 16,342.34/x
  3. Step 3: Cross multiply
    53,778.99x = 80,672.76 × 16,342.34
  4. Step 4: Simplify right side
    53,778.99x = 1,318,381,269.29
  5. Step 5: Solve for x
    x = 1,318,381,269.29/53,778.99
  6. Step 6: Final answer
    x = 24,514.80

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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.