Home / 235,632.25-325,169.98-140,136.85

Finding the Fourth Proportional to 235,632.25, 325,169.98 and 140,136.85

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Solution

The fourth proportional to 235,632.25, 325,169.98 and 140,136.85 is: 193,387.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,632.25 : 325,169.98 = 140,136.85 : x
  2. Step 2: Convert to fraction form
    235,632.25/325,169.98 = 140,136.85/x
  3. Step 3: Cross multiply
    235,632.25x = 325,169.98 × 140,136.85
  4. Step 4: Simplify right side
    235,632.25x = 45,568,296,711.76
  5. Step 5: Solve for x
    x = 45,568,296,711.76/235,632.25
  6. Step 6: Final answer
    x = 193,387.35

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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.