Home / 231,848.83-347,709.00-82,069.40

Finding the Fourth Proportional to 231,848.83, 347,709.00 and 82,069.40

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Solution

The fourth proportional to 231,848.83, 347,709.00 and 82,069.40 is: 123,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,848.83 : 347,709.00 = 82,069.40 : x
  2. Step 2: Convert to fraction form
    231,848.83/347,709.00 = 82,069.40/x
  3. Step 3: Cross multiply
    231,848.83x = 347,709.00 × 82,069.40
  4. Step 4: Simplify right side
    231,848.83x = 28,536,270,181.63
  5. Step 5: Solve for x
    x = 28,536,270,181.63/231,848.83
  6. Step 6: Final answer
    x = 123,081.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.