Home / 168,014.40-251,934.08-79,244.04

Finding the Fourth Proportional to 168,014.40, 251,934.08 and 79,244.04

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Solution

The fourth proportional to 168,014.40, 251,934.08 and 79,244.04 is: 118,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,014.40 : 251,934.08 = 79,244.04 : x
  2. Step 2: Convert to fraction form
    168,014.40/251,934.08 = 79,244.04/x
  3. Step 3: Cross multiply
    168,014.40x = 251,934.08 × 79,244.04
  4. Step 4: Simplify right side
    168,014.40x = 19,964,274,312.88
  5. Step 5: Solve for x
    x = 19,964,274,312.88/168,014.40
  6. Step 6: Final answer
    x = 118,824.78

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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.