Home / 168,132.48-252,198.24-55,821.21

Finding the Fourth Proportional to 168,132.48, 252,198.24 and 55,821.21

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Solution

The fourth proportional to 168,132.48, 252,198.24 and 55,821.21 is: 83,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,132.48 : 252,198.24 = 55,821.21 : x
  2. Step 2: Convert to fraction form
    168,132.48/252,198.24 = 55,821.21/x
  3. Step 3: Cross multiply
    168,132.48x = 252,198.24 × 55,821.21
  4. Step 4: Simplify right side
    168,132.48x = 14,078,010,916.67
  5. Step 5: Solve for x
    x = 14,078,010,916.67/168,132.48
  6. Step 6: Final answer
    x = 83,731.66

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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.