Home / 168,696.77-252,920.15-102,121.14

Finding the Fourth Proportional to 168,696.77, 252,920.15 and 102,121.14

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Solution

The fourth proportional to 168,696.77, 252,920.15 and 102,121.14 is: 153,106.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,696.77 : 252,920.15 = 102,121.14 : x
  2. Step 2: Convert to fraction form
    168,696.77/252,920.15 = 102,121.14/x
  3. Step 3: Cross multiply
    168,696.77x = 252,920.15 × 102,121.14
  4. Step 4: Simplify right side
    168,696.77x = 25,828,493,536.37
  5. Step 5: Solve for x
    x = 25,828,493,536.37/168,696.77
  6. Step 6: Final answer
    x = 153,106.04

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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.