Home / 171,976.14-237,333.89-99,376.62

Finding the Fourth Proportional to 171,976.14, 237,333.89 and 99,376.62

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Solution

The fourth proportional to 171,976.14, 237,333.89 and 99,376.62 is: 137,143.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,976.14 : 237,333.89 = 99,376.62 : x
  2. Step 2: Convert to fraction form
    171,976.14/237,333.89 = 99,376.62/x
  3. Step 3: Cross multiply
    171,976.14x = 237,333.89 × 99,376.62
  4. Step 4: Simplify right side
    171,976.14x = 23,585,440,048.09
  5. Step 5: Solve for x
    x = 23,585,440,048.09/171,976.14
  6. Step 6: Final answer
    x = 137,143.68

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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.