Home / 168,696.72-253,055.88-62,109.36

Finding the Fourth Proportional to 168,696.72, 253,055.88 and 62,109.36

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Solution

The fourth proportional to 168,696.72, 253,055.88 and 62,109.36 is: 93,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,696.72 : 253,055.88 = 62,109.36 : x
  2. Step 2: Convert to fraction form
    168,696.72/253,055.88 = 62,109.36/x
  3. Step 3: Cross multiply
    168,696.72x = 253,055.88 × 62,109.36
  4. Step 4: Simplify right side
    168,696.72x = 15,717,138,751.04
  5. Step 5: Solve for x
    x = 15,717,138,751.04/168,696.72
  6. Step 6: Final answer
    x = 93,168.02

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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.