Home / 186,227.88-279,344.38-53,108.15

Finding the Fourth Proportional to 186,227.88, 279,344.38 and 53,108.15

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Solution

The fourth proportional to 186,227.88, 279,344.38 and 53,108.15 is: 79,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,227.88 : 279,344.38 = 53,108.15 : x
  2. Step 2: Convert to fraction form
    186,227.88/279,344.38 = 53,108.15/x
  3. Step 3: Cross multiply
    186,227.88x = 279,344.38 × 53,108.15
  4. Step 4: Simplify right side
    186,227.88x = 14,835,462,099.77
  5. Step 5: Solve for x
    x = 14,835,462,099.77/186,227.88
  6. Step 6: Final answer
    x = 79,662.95

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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.