Home / 168,196.15-252,294.23-115,445.71

Finding the Fourth Proportional to 168,196.15, 252,294.23 and 115,445.71

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Solution

The fourth proportional to 168,196.15, 252,294.23 and 115,445.71 is: 173,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,196.15 : 252,294.23 = 115,445.71 : x
  2. Step 2: Convert to fraction form
    168,196.15/252,294.23 = 115,445.71/x
  3. Step 3: Cross multiply
    168,196.15x = 252,294.23 × 115,445.71
  4. Step 4: Simplify right side
    168,196.15x = 29,126,286,997.68
  5. Step 5: Solve for x
    x = 29,126,286,997.68/168,196.15
  6. Step 6: Final answer
    x = 173,168.57

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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.