Home / 168,001.10-251,710.05-108,806.30

Finding the Fourth Proportional to 168,001.10, 251,710.05 and 108,806.30

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Solution

The fourth proportional to 168,001.10, 251,710.05 and 108,806.30 is: 163,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,001.10 : 251,710.05 = 108,806.30 : x
  2. Step 2: Convert to fraction form
    168,001.10/251,710.05 = 108,806.30/x
  3. Step 3: Cross multiply
    168,001.10x = 251,710.05 × 108,806.30
  4. Step 4: Simplify right side
    168,001.10x = 27,387,639,213.32
  5. Step 5: Solve for x
    x = 27,387,639,213.32/168,001.10
  6. Step 6: Final answer
    x = 163,020.59

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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.