Home / 56,081.58-84,122.55-16,638.99

Finding the Fourth Proportional to 56,081.58, 84,122.55 and 16,638.99

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Solution

The fourth proportional to 56,081.58, 84,122.55 and 16,638.99 is: 24,958.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,081.58 : 84,122.55 = 16,638.99 : x
  2. Step 2: Convert to fraction form
    56,081.58/84,122.55 = 16,638.99/x
  3. Step 3: Cross multiply
    56,081.58x = 84,122.55 × 16,638.99
  4. Step 4: Simplify right side
    56,081.58x = 1,399,714,268.22
  5. Step 5: Solve for x
    x = 1,399,714,268.22/56,081.58
  6. Step 6: Final answer
    x = 24,958.54

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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.