Home / 102,176.44-141,004.09-57,464.44

Finding the Fourth Proportional to 102,176.44, 141,004.09 and 57,464.44

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Solution

The fourth proportional to 102,176.44, 141,004.09 and 57,464.44 is: 79,301.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,176.44 : 141,004.09 = 57,464.44 : x
  2. Step 2: Convert to fraction form
    102,176.44/141,004.09 = 57,464.44/x
  3. Step 3: Cross multiply
    102,176.44x = 141,004.09 × 57,464.44
  4. Step 4: Simplify right side
    102,176.44x = 8,102,720,788.88
  5. Step 5: Solve for x
    x = 8,102,720,788.88/102,176.44
  6. Step 6: Final answer
    x = 79,301.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.