Home / 107,074.20-160,611.30-54,586.20

Finding the Fourth Proportional to 107,074.20, 160,611.30 and 54,586.20

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Solution

The fourth proportional to 107,074.20, 160,611.30 and 54,586.20 is: 81,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,074.20 : 160,611.30 = 54,586.20 : x
  2. Step 2: Convert to fraction form
    107,074.20/160,611.30 = 54,586.20/x
  3. Step 3: Cross multiply
    107,074.20x = 160,611.30 × 54,586.20
  4. Step 4: Simplify right side
    107,074.20x = 8,767,160,544.06
  5. Step 5: Solve for x
    x = 8,767,160,544.06/107,074.20
  6. Step 6: Final answer
    x = 81,879.30

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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.