Home / 53,247.44-79,851.72-18,177.68

Finding the Fourth Proportional to 53,247.44, 79,851.72 and 18,177.68

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Solution

The fourth proportional to 53,247.44, 79,851.72 and 18,177.68 is: 27,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,247.44 : 79,851.72 = 18,177.68 : x
  2. Step 2: Convert to fraction form
    53,247.44/79,851.72 = 18,177.68/x
  3. Step 3: Cross multiply
    53,247.44x = 79,851.72 × 18,177.68
  4. Step 4: Simplify right side
    53,247.44x = 1,451,519,013.61
  5. Step 5: Solve for x
    x = 1,451,519,013.61/53,247.44
  6. Step 6: Final answer
    x = 27,259.88

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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.