Home / 186,233.96-279,304.70-53,115.37

Finding the Fourth Proportional to 186,233.96, 279,304.70 and 53,115.37

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Solution

The fourth proportional to 186,233.96, 279,304.70 and 53,115.37 is: 79,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,233.96 : 279,304.70 = 53,115.37 : x
  2. Step 2: Convert to fraction form
    186,233.96/279,304.70 = 53,115.37/x
  3. Step 3: Cross multiply
    186,233.96x = 279,304.70 × 53,115.37
  4. Step 4: Simplify right side
    186,233.96x = 14,835,371,519.40
  5. Step 5: Solve for x
    x = 14,835,371,519.40/186,233.96
  6. Step 6: Final answer
    x = 79,659.86

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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.