Home / 186,147.27-279,217.31-53,028.39

Finding the Fourth Proportional to 186,147.27, 279,217.31 and 53,028.39

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Solution

The fourth proportional to 186,147.27, 279,217.31 and 53,028.39 is: 79,541.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,147.27 : 279,217.31 = 53,028.39 : x
  2. Step 2: Convert to fraction form
    186,147.27/279,217.31 = 53,028.39/x
  3. Step 3: Cross multiply
    186,147.27x = 279,217.31 × 53,028.39
  4. Step 4: Simplify right side
    186,147.27x = 14,806,444,144.29
  5. Step 5: Solve for x
    x = 14,806,444,144.29/186,147.27
  6. Step 6: Final answer
    x = 79,541.56

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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.