Home / 172,832.85-259,249.28-54,513.42

Finding the Fourth Proportional to 172,832.85, 259,249.28 and 54,513.42

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Solution

The fourth proportional to 172,832.85, 259,249.28 and 54,513.42 is: 81,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,832.85 : 259,249.28 = 54,513.42 : x
  2. Step 2: Convert to fraction form
    172,832.85/259,249.28 = 54,513.42/x
  3. Step 3: Cross multiply
    172,832.85x = 259,249.28 × 54,513.42
  4. Step 4: Simplify right side
    172,832.85x = 14,132,564,612.77
  5. Step 5: Solve for x
    x = 14,132,564,612.77/172,832.85
  6. Step 6: Final answer
    x = 81,770.13

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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.