Home / 114,540.63-170,880.84-108,340.49

Finding the Fourth Proportional to 114,540.63, 170,880.84 and 108,340.49

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Solution

The fourth proportional to 114,540.63, 170,880.84 and 108,340.49 is: 161,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,540.63 : 170,880.84 = 108,340.49 : x
  2. Step 2: Convert to fraction form
    114,540.63/170,880.84 = 108,340.49/x
  3. Step 3: Cross multiply
    114,540.63x = 170,880.84 × 108,340.49
  4. Step 4: Simplify right side
    114,540.63x = 18,513,313,403.21
  5. Step 5: Solve for x
    x = 18,513,313,403.21/114,540.63
  6. Step 6: Final answer
    x = 161,630.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.