Home / 186,937.27-257,964.43-106,357.27

Finding the Fourth Proportional to 186,937.27, 257,964.43 and 106,357.27

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Solution

The fourth proportional to 186,937.27, 257,964.43 and 106,357.27 is: 146,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,937.27 : 257,964.43 = 106,357.27 : x
  2. Step 2: Convert to fraction form
    186,937.27/257,964.43 = 106,357.27/x
  3. Step 3: Cross multiply
    186,937.27x = 257,964.43 × 106,357.27
  4. Step 4: Simplify right side
    186,937.27x = 27,436,392,531.91
  5. Step 5: Solve for x
    x = 27,436,392,531.91/186,937.27
  6. Step 6: Final answer
    x = 146,767.91

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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.