Home / 186,584.52-279,690.84-149,208.60

Finding the Fourth Proportional to 186,584.52, 279,690.84 and 149,208.60

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Solution

The fourth proportional to 186,584.52, 279,690.84 and 149,208.60 is: 223,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,584.52 : 279,690.84 = 149,208.60 : x
  2. Step 2: Convert to fraction form
    186,584.52/279,690.84 = 149,208.60/x
  3. Step 3: Cross multiply
    186,584.52x = 279,690.84 × 149,208.60
  4. Step 4: Simplify right side
    186,584.52x = 41,732,278,669.22
  5. Step 5: Solve for x
    x = 41,732,278,669.22/186,584.52
  6. Step 6: Final answer
    x = 223,664.21

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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.