Home / 170,933.74-256,492.41-71,162.80

Finding the Fourth Proportional to 170,933.74, 256,492.41 and 71,162.80

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Solution

The fourth proportional to 170,933.74, 256,492.41 and 71,162.80 is: 106,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,933.74 : 256,492.41 = 71,162.80 : x
  2. Step 2: Convert to fraction form
    170,933.74/256,492.41 = 71,162.80/x
  3. Step 3: Cross multiply
    170,933.74x = 256,492.41 × 71,162.80
  4. Step 4: Simplify right side
    170,933.74x = 18,252,718,074.35
  5. Step 5: Solve for x
    x = 18,252,718,074.35/170,933.74
  6. Step 6: Final answer
    x = 106,782.42

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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.