Home / 53,742.74-80,613.99-14,299.86

Finding the Fourth Proportional to 53,742.74, 80,613.99 and 14,299.86

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Solution

The fourth proportional to 53,742.74, 80,613.99 and 14,299.86 is: 21,449.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,742.74 : 80,613.99 = 14,299.86 : x
  2. Step 2: Convert to fraction form
    53,742.74/80,613.99 = 14,299.86/x
  3. Step 3: Cross multiply
    53,742.74x = 80,613.99 × 14,299.86
  4. Step 4: Simplify right side
    53,742.74x = 1,152,768,771.04
  5. Step 5: Solve for x
    x = 1,152,768,771.04/53,742.74
  6. Step 6: Final answer
    x = 21,449.76

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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.