Home / 194,518.89-268,443.57-109,634.13

Finding the Fourth Proportional to 194,518.89, 268,443.57 and 109,634.13

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Solution

The fourth proportional to 194,518.89, 268,443.57 and 109,634.13 is: 151,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,518.89 : 268,443.57 = 109,634.13 : x
  2. Step 2: Convert to fraction form
    194,518.89/268,443.57 = 109,634.13/x
  3. Step 3: Cross multiply
    194,518.89x = 268,443.57 × 109,634.13
  4. Step 4: Simplify right side
    194,518.89x = 29,430,577,251.04
  5. Step 5: Solve for x
    x = 29,430,577,251.04/194,518.89
  6. Step 6: Final answer
    x = 151,299.33

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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.