Home / 259,487.12-357,890.72-163,958.96

Finding the Fourth Proportional to 259,487.12, 357,890.72 and 163,958.96

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Solution

The fourth proportional to 259,487.12, 357,890.72 and 163,958.96 is: 226,136.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,487.12 : 357,890.72 = 163,958.96 : x
  2. Step 2: Convert to fraction form
    259,487.12/357,890.72 = 163,958.96/x
  3. Step 3: Cross multiply
    259,487.12x = 357,890.72 × 163,958.96
  4. Step 4: Simplify right side
    259,487.12x = 58,679,390,244.85
  5. Step 5: Solve for x
    x = 58,679,390,244.85/259,487.12
  6. Step 6: Final answer
    x = 226,136.04

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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.