Home / 186,268.03-279,449.20-53,148.75

Finding the Fourth Proportional to 186,268.03, 279,449.20 and 53,148.75

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Solution

The fourth proportional to 186,268.03, 279,449.20 and 53,148.75 is: 79,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,268.03 : 279,449.20 = 53,148.75 : x
  2. Step 2: Convert to fraction form
    186,268.03/279,449.20 = 53,148.75/x
  3. Step 3: Cross multiply
    186,268.03x = 279,449.20 × 53,148.75
  4. Step 4: Simplify right side
    186,268.03x = 14,852,376,583.56
  5. Step 5: Solve for x
    x = 14,852,376,583.56/186,268.03
  6. Step 6: Final answer
    x = 79,736.59

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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.