Home / 177,955.43-245,439.87-114,299.15

Finding the Fourth Proportional to 177,955.43, 245,439.87 and 114,299.15

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Solution

The fourth proportional to 177,955.43, 245,439.87 and 114,299.15 is: 157,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,955.43 : 245,439.87 = 114,299.15 : x
  2. Step 2: Convert to fraction form
    177,955.43/245,439.87 = 114,299.15/x
  3. Step 3: Cross multiply
    177,955.43x = 245,439.87 × 114,299.15
  4. Step 4: Simplify right side
    177,955.43x = 28,053,568,517.11
  5. Step 5: Solve for x
    x = 28,053,568,517.11/177,955.43
  6. Step 6: Final answer
    x = 157,643.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.