Home / 194,597.28-268,538.16-109,713.12

Finding the Fourth Proportional to 194,597.28, 268,538.16 and 109,713.12

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Solution

The fourth proportional to 194,597.28, 268,538.16 and 109,713.12 is: 151,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,597.28 : 268,538.16 = 109,713.12 : x
  2. Step 2: Convert to fraction form
    194,597.28/268,538.16 = 109,713.12/x
  3. Step 3: Cross multiply
    194,597.28x = 268,538.16 × 109,713.12
  4. Step 4: Simplify right side
    194,597.28x = 29,462,159,372.66
  5. Step 5: Solve for x
    x = 29,462,159,372.66/194,597.28
  6. Step 6: Final answer
    x = 151,400.67

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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.