Home / 194,511.42-268,059.24-140,705.10

Finding the Fourth Proportional to 194,511.42, 268,059.24 and 140,705.10

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Solution

The fourth proportional to 194,511.42, 268,059.24 and 140,705.10 is: 193,907.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,511.42 : 268,059.24 = 140,705.10 : x
  2. Step 2: Convert to fraction form
    194,511.42/268,059.24 = 140,705.10/x
  3. Step 3: Cross multiply
    194,511.42x = 268,059.24 × 140,705.10
  4. Step 4: Simplify right side
    194,511.42x = 37,717,302,170.12
  5. Step 5: Solve for x
    x = 37,717,302,170.12/194,511.42
  6. Step 6: Final answer
    x = 193,907.91

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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.