Home / 117,878.04-176,815.32-29,131.54

Finding the Fourth Proportional to 117,878.04, 176,815.32 and 29,131.54

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Solution

The fourth proportional to 117,878.04, 176,815.32 and 29,131.54 is: 43,696.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,878.04 : 176,815.32 = 29,131.54 : x
  2. Step 2: Convert to fraction form
    117,878.04/176,815.32 = 29,131.54/x
  3. Step 3: Cross multiply
    117,878.04x = 176,815.32 × 29,131.54
  4. Step 4: Simplify right side
    117,878.04x = 5,150,902,567.19
  5. Step 5: Solve for x
    x = 5,150,902,567.19/117,878.04
  6. Step 6: Final answer
    x = 43,696.88

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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.