Home / 53,175.75-79,757.44-13,729.76

Finding the Fourth Proportional to 53,175.75, 79,757.44 and 13,729.76

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Solution

The fourth proportional to 53,175.75, 79,757.44 and 13,729.76 is: 20,593.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,175.75 : 79,757.44 = 13,729.76 : x
  2. Step 2: Convert to fraction form
    53,175.75/79,757.44 = 13,729.76/x
  3. Step 3: Cross multiply
    53,175.75x = 79,757.44 × 13,729.76
  4. Step 4: Simplify right side
    53,175.75x = 1,095,050,509.41
  5. Step 5: Solve for x
    x = 1,095,050,509.41/53,175.75
  6. Step 6: Final answer
    x = 20,593.04

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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.