Home / 177,583.14-245,072.04-102,131.64

Finding the Fourth Proportional to 177,583.14, 245,072.04 and 102,131.64

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Solution

The fourth proportional to 177,583.14, 245,072.04 and 102,131.64 is: 140,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,583.14 : 245,072.04 = 102,131.64 : x
  2. Step 2: Convert to fraction form
    177,583.14/245,072.04 = 102,131.64/x
  3. Step 3: Cross multiply
    177,583.14x = 245,072.04 × 102,131.64
  4. Step 4: Simplify right side
    177,583.14x = 25,029,609,363.35
  5. Step 5: Solve for x
    x = 25,029,609,363.35/177,583.14
  6. Step 6: Final answer
    x = 140,945.87

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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.