Home / 172,717.60-259,151.64-60,478.44

Finding the Fourth Proportional to 172,717.60, 259,151.64 and 60,478.44

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Solution

The fourth proportional to 172,717.60, 259,151.64 and 60,478.44 is: 90,744.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,717.60 : 259,151.64 = 60,478.44 : x
  2. Step 2: Convert to fraction form
    172,717.60/259,151.64 = 60,478.44/x
  3. Step 3: Cross multiply
    172,717.60x = 259,151.64 × 60,478.44
  4. Step 4: Simplify right side
    172,717.60x = 15,673,086,910.64
  5. Step 5: Solve for x
    x = 15,673,086,910.64/172,717.60
  6. Step 6: Final answer
    x = 90,744.01

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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.