Home / 168,979.53-233,243.72-97,407.39

Finding the Fourth Proportional to 168,979.53, 233,243.72 and 97,407.39

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Solution

The fourth proportional to 168,979.53, 233,243.72 and 97,407.39 is: 134,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,979.53 : 233,243.72 = 97,407.39 : x
  2. Step 2: Convert to fraction form
    168,979.53/233,243.72 = 97,407.39/x
  3. Step 3: Cross multiply
    168,979.53x = 233,243.72 × 97,407.39
  4. Step 4: Simplify right side
    168,979.53x = 22,719,661,512.05
  5. Step 5: Solve for x
    x = 22,719,661,512.05/168,979.53
  6. Step 6: Final answer
    x = 134,452.15

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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.