Home / 194,519.89-268,444.95-109,635.13

Finding the Fourth Proportional to 194,519.89, 268,444.95 and 109,635.13

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Solution

The fourth proportional to 194,519.89, 268,444.95 and 109,635.13 is: 151,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,519.89 : 268,444.95 = 109,635.13 : x
  2. Step 2: Convert to fraction form
    194,519.89/268,444.95 = 109,635.13/x
  3. Step 3: Cross multiply
    194,519.89x = 268,444.95 × 109,635.13
  4. Step 4: Simplify right side
    194,519.89x = 29,430,996,991.09
  5. Step 5: Solve for x
    x = 29,430,996,991.09/194,519.89
  6. Step 6: Final answer
    x = 151,300.71

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1.5x scale

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.