Home / 171,498.10-257,247.15-168,217.60

Finding the Fourth Proportional to 171,498.10, 257,247.15 and 168,217.60

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Solution

The fourth proportional to 171,498.10, 257,247.15 and 168,217.60 is: 252,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,498.10 : 257,247.15 = 168,217.60 : x
  2. Step 2: Convert to fraction form
    171,498.10/257,247.15 = 168,217.60/x
  3. Step 3: Cross multiply
    171,498.10x = 257,247.15 × 168,217.60
  4. Step 4: Simplify right side
    171,498.10x = 43,273,498,179.84
  5. Step 5: Solve for x
    x = 43,273,498,179.84/171,498.10
  6. Step 6: Final answer
    x = 252,326.40

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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.