Home / 260,400.75-359,355.20-141,168.75

Finding the Fourth Proportional to 260,400.75, 359,355.20 and 141,168.75

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Solution

The fourth proportional to 260,400.75, 359,355.20 and 141,168.75 is: 194,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,400.75 : 359,355.20 = 141,168.75 : x
  2. Step 2: Convert to fraction form
    260,400.75/359,355.20 = 141,168.75/x
  3. Step 3: Cross multiply
    260,400.75x = 359,355.20 × 141,168.75
  4. Step 4: Simplify right side
    260,400.75x = 50,729,723,684.16
  5. Step 5: Solve for x
    x = 50,729,723,684.16/260,400.75
  6. Step 6: Final answer
    x = 194,814.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.