Home / 260,209.29-359,102.53-158,217.86

Finding the Fourth Proportional to 260,209.29, 359,102.53 and 158,217.86

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Solution

The fourth proportional to 260,209.29, 359,102.53 and 158,217.86 is: 218,348.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,209.29 : 359,102.53 = 158,217.86 : x
  2. Step 2: Convert to fraction form
    260,209.29/359,102.53 = 158,217.86/x
  3. Step 3: Cross multiply
    260,209.29x = 359,102.53 × 158,217.86
  4. Step 4: Simplify right side
    260,209.29x = 56,816,434,912.71
  5. Step 5: Solve for x
    x = 56,816,434,912.71/260,209.29
  6. Step 6: Final answer
    x = 218,348.99

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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.