Home / 172,682.38-259,171.19-67,575.16

Finding the Fourth Proportional to 172,682.38, 259,171.19 and 67,575.16

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Solution

The fourth proportional to 172,682.38, 259,171.19 and 67,575.16 is: 101,420.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,682.38 : 259,171.19 = 67,575.16 : x
  2. Step 2: Convert to fraction form
    172,682.38/259,171.19 = 67,575.16/x
  3. Step 3: Cross multiply
    172,682.38x = 259,171.19 × 67,575.16
  4. Step 4: Simplify right side
    172,682.38x = 17,513,532,997.91
  5. Step 5: Solve for x
    x = 17,513,532,997.91/172,682.38
  6. Step 6: Final answer
    x = 101,420.50

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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.