Home / 194,555.06-268,484.68-113,965.34

Finding the Fourth Proportional to 194,555.06, 268,484.68 and 113,965.34

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Solution

The fourth proportional to 194,555.06, 268,484.68 and 113,965.34 is: 157,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,555.06 : 268,484.68 = 113,965.34 : x
  2. Step 2: Convert to fraction form
    194,555.06/268,484.68 = 113,965.34/x
  3. Step 3: Cross multiply
    194,555.06x = 268,484.68 × 113,965.34
  4. Step 4: Simplify right side
    194,555.06x = 30,597,947,840.99
  5. Step 5: Solve for x
    x = 30,597,947,840.99/194,555.06
  6. Step 6: Final answer
    x = 157,271.41

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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.