Home / 168,823.83-232,748.89-108,289.38

Finding the Fourth Proportional to 168,823.83, 232,748.89 and 108,289.38

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Solution

The fourth proportional to 168,823.83, 232,748.89 and 108,289.38 is: 149,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,823.83 : 232,748.89 = 108,289.38 : x
  2. Step 2: Convert to fraction form
    168,823.83/232,748.89 = 108,289.38/x
  3. Step 3: Cross multiply
    168,823.83x = 232,748.89 × 108,289.38
  4. Step 4: Simplify right side
    168,823.83x = 25,204,232,993.79
  5. Step 5: Solve for x
    x = 25,204,232,993.79/168,823.83
  6. Step 6: Final answer
    x = 149,293.10

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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.