Home / 53,725.29-80,587.86-14,282.43

Finding the Fourth Proportional to 53,725.29, 80,587.86 and 14,282.43

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Solution

The fourth proportional to 53,725.29, 80,587.86 and 14,282.43 is: 21,423.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,725.29 : 80,587.86 = 14,282.43 : x
  2. Step 2: Convert to fraction form
    53,725.29/80,587.86 = 14,282.43/x
  3. Step 3: Cross multiply
    53,725.29x = 80,587.86 × 14,282.43
  4. Step 4: Simplify right side
    53,725.29x = 1,150,990,469.30
  5. Step 5: Solve for x
    x = 1,150,990,469.30/53,725.29
  6. Step 6: Final answer
    x = 21,423.63

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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.