Home / 53,582.67-80,367.82-14,142.86

Finding the Fourth Proportional to 53,582.67, 80,367.82 and 14,142.86

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Solution

The fourth proportional to 53,582.67, 80,367.82 and 14,142.86 is: 21,212.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,582.67 : 80,367.82 = 14,142.86 : x
  2. Step 2: Convert to fraction form
    53,582.67/80,367.82 = 14,142.86/x
  3. Step 3: Cross multiply
    53,582.67x = 80,367.82 × 14,142.86
  4. Step 4: Simplify right side
    53,582.67x = 1,136,630,389.57
  5. Step 5: Solve for x
    x = 1,136,630,389.57/53,582.67
  6. Step 6: Final answer
    x = 21,212.65

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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.