Home / 168,627.80-252,941.70-89,895.80

Finding the Fourth Proportional to 168,627.80, 252,941.70 and 89,895.80

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Solution

The fourth proportional to 168,627.80, 252,941.70 and 89,895.80 is: 134,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,627.80 : 252,941.70 = 89,895.80 : x
  2. Step 2: Convert to fraction form
    168,627.80/252,941.70 = 89,895.80/x
  3. Step 3: Cross multiply
    168,627.80x = 252,941.70 × 89,895.80
  4. Step 4: Simplify right side
    168,627.80x = 22,738,396,474.86
  5. Step 5: Solve for x
    x = 22,738,396,474.86/168,627.80
  6. Step 6: Final answer
    x = 134,843.70

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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.