Home / 186,629.20-279,943.80-179,630.80

Finding the Fourth Proportional to 186,629.20, 279,943.80 and 179,630.80

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Solution

The fourth proportional to 186,629.20, 279,943.80 and 179,630.80 is: 269,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,629.20 : 279,943.80 = 179,630.80 : x
  2. Step 2: Convert to fraction form
    186,629.20/279,943.80 = 179,630.80/x
  3. Step 3: Cross multiply
    186,629.20x = 279,943.80 × 179,630.80
  4. Step 4: Simplify right side
    186,629.20x = 50,286,528,749.04
  5. Step 5: Solve for x
    x = 50,286,528,749.04/186,629.20
  6. Step 6: Final answer
    x = 269,446.20

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1.5x scale

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.