Home / 186,080.20-279,120.30-177,526.60

Finding the Fourth Proportional to 186,080.20, 279,120.30 and 177,526.60

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Solution

The fourth proportional to 186,080.20, 279,120.30 and 177,526.60 is: 266,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,080.20 : 279,120.30 = 177,526.60 : x
  2. Step 2: Convert to fraction form
    186,080.20/279,120.30 = 177,526.60/x
  3. Step 3: Cross multiply
    186,080.20x = 279,120.30 × 177,526.60
  4. Step 4: Simplify right side
    186,080.20x = 49,551,277,849.98
  5. Step 5: Solve for x
    x = 49,551,277,849.98/186,080.20
  6. Step 6: Final answer
    x = 266,289.90

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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.