Home / 167,478.24-251,191.20-108,730.56

Finding the Fourth Proportional to 167,478.24, 251,191.20 and 108,730.56

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Solution

The fourth proportional to 167,478.24, 251,191.20 and 108,730.56 is: 163,078.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,478.24 : 251,191.20 = 108,730.56 : x
  2. Step 2: Convert to fraction form
    167,478.24/251,191.20 = 108,730.56/x
  3. Step 3: Cross multiply
    167,478.24x = 251,191.20 × 108,730.56
  4. Step 4: Simplify right side
    167,478.24x = 27,312,159,843.07
  5. Step 5: Solve for x
    x = 27,312,159,843.07/167,478.24
  6. Step 6: Final answer
    x = 163,078.86

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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.