Home / 171,039.20-256,534.64-58,717.44

Finding the Fourth Proportional to 171,039.20, 256,534.64 and 58,717.44

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Solution

The fourth proportional to 171,039.20, 256,534.64 and 58,717.44 is: 88,067.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,039.20 : 256,534.64 = 58,717.44 : x
  2. Step 2: Convert to fraction form
    171,039.20/256,534.64 = 58,717.44/x
  3. Step 3: Cross multiply
    171,039.20x = 256,534.64 × 58,717.44
  4. Step 4: Simplify right side
    171,039.20x = 15,063,057,332.12
  5. Step 5: Solve for x
    x = 15,063,057,332.12/171,039.20
  6. Step 6: Final answer
    x = 88,067.87

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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.