Home / 194,764.32-268,788.29-108,740.25

Finding the Fourth Proportional to 194,764.32, 268,788.29 and 108,740.25

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Solution

The fourth proportional to 194,764.32, 268,788.29 and 108,740.25 is: 150,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,764.32 : 268,788.29 = 108,740.25 : x
  2. Step 2: Convert to fraction form
    194,764.32/268,788.29 = 108,740.25/x
  3. Step 3: Cross multiply
    194,764.32x = 268,788.29 × 108,740.25
  4. Step 4: Simplify right side
    194,764.32x = 29,228,105,307.97
  5. Step 5: Solve for x
    x = 29,228,105,307.97/194,764.32
  6. Step 6: Final answer
    x = 150,069.10

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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.