Home / 194,806.29-268,832.88-109,931.25

Finding the Fourth Proportional to 194,806.29, 268,832.88 and 109,931.25

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Solution

The fourth proportional to 194,806.29, 268,832.88 and 109,931.25 is: 151,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,806.29 : 268,832.88 = 109,931.25 : x
  2. Step 2: Convert to fraction form
    194,806.29/268,832.88 = 109,931.25/x
  3. Step 3: Cross multiply
    194,806.29x = 268,832.88 × 109,931.25
  4. Step 4: Simplify right side
    194,806.29x = 29,553,134,539.50
  5. Step 5: Solve for x
    x = 29,553,134,539.50/194,806.29
  6. Step 6: Final answer
    x = 151,705.24

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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.