Home / 168,435.92-233,445.98-165,287.12

Finding the Fourth Proportional to 168,435.92, 233,445.98 and 165,287.12

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Solution

The fourth proportional to 168,435.92, 233,445.98 and 165,287.12 is: 229,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,435.92 : 233,445.98 = 165,287.12 : x
  2. Step 2: Convert to fraction form
    168,435.92/233,445.98 = 165,287.12/x
  3. Step 3: Cross multiply
    168,435.92x = 233,445.98 × 165,287.12
  4. Step 4: Simplify right side
    168,435.92x = 38,585,613,709.78
  5. Step 5: Solve for x
    x = 38,585,613,709.78/168,435.92
  6. Step 6: Final answer
    x = 229,081.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.